diff --git a/entry/src/main/java/com/example/turn_layout_manager/BigDecimalUtils.java b/entry/src/main/java/com/example/turn_layout_manager/BigDecimalUtils.java
index aa52f6311538a87af98d1b717c1859358b7674da..53f03e50fd81c4733b95c9f1d91ceecd8c5c4f50 100644
--- a/entry/src/main/java/com/example/turn_layout_manager/BigDecimalUtils.java
+++ b/entry/src/main/java/com/example/turn_layout_manager/BigDecimalUtils.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/entry/src/main/java/com/example/turn_layout_manager/MainAbility.java b/entry/src/main/java/com/example/turn_layout_manager/MainAbility.java
index 78528e759c3d754024fe75c4574deb60c328fd1e..99052ebcf4b4d31561757778464d4eb975aeb50a 100644
--- a/entry/src/main/java/com/example/turn_layout_manager/MainAbility.java
+++ b/entry/src/main/java/com/example/turn_layout_manager/MainAbility.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/entry/src/main/java/com/example/turn_layout_manager/MyApplication.java b/entry/src/main/java/com/example/turn_layout_manager/MyApplication.java
index 44a4366e12ea9b90b300499c7a5766df2a4c9623..8daa1677bd923f6b2aa391743a3464a965dcaa3e 100644
--- a/entry/src/main/java/com/example/turn_layout_manager/MyApplication.java
+++ b/entry/src/main/java/com/example/turn_layout_manager/MyApplication.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/entry/src/main/java/com/example/turn_layout_manager/SampleItem.java b/entry/src/main/java/com/example/turn_layout_manager/SampleItem.java
index 2ccaaa5d693cd8b12d161bea7e02da60d9d422ea..e72ee4c3f46dd426da14490864374da65dfed281 100644
--- a/entry/src/main/java/com/example/turn_layout_manager/SampleItem.java
+++ b/entry/src/main/java/com/example/turn_layout_manager/SampleItem.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/entry/src/main/java/com/example/turn_layout_manager/SampleItemProvider.java b/entry/src/main/java/com/example/turn_layout_manager/SampleItemProvider.java
index dae70ccf4897c2b912c201f8302a356b8980ae01..c5da1ac4aeb4a0b64acbcab80ef8e99b38bcbdef 100644
--- a/entry/src/main/java/com/example/turn_layout_manager/SampleItemProvider.java
+++ b/entry/src/main/java/com/example/turn_layout_manager/SampleItemProvider.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/entry/src/main/java/com/example/turn_layout_manager/Utils.java b/entry/src/main/java/com/example/turn_layout_manager/Utils.java
index 05822b3f4c1cc55e4e79a601f6307f56412105c0..714682ecf6a856cca0faf10abf204a34592e093c 100644
--- a/entry/src/main/java/com/example/turn_layout_manager/Utils.java
+++ b/entry/src/main/java/com/example/turn_layout_manager/Utils.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/entry/src/main/resources/base/graphic/background_ability_main2.xml b/entry/src/main/resources/base/graphic/background_ability_main2.xml
index 4abfb24c122a6371fe6079d6446e35306f313b80..0542ab92fa7fcfdb867f3a89210c1d83b21d1358 100644
--- a/entry/src/main/resources/base/graphic/background_ability_main2.xml
+++ b/entry/src/main/resources/base/graphic/background_ability_main2.xml
@@ -3,7 +3,7 @@
   ~ Copyright (C) 2021 The Chinese Software International Co., Ltd.
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
-  ~ You may obtain an copy of the License at
+  ~ You may obtain a copy of the License at
   ~
   ~ http://www.apache.org/licenses/LICENSE-2.0
   ~
diff --git a/entry/src/main/resources/base/graphic/background_button.xml b/entry/src/main/resources/base/graphic/background_button.xml
index bd3ca4c94b8a56d336b0976e6084a225ba673c84..cee0e582d80e49fdd4a5bbbad009588de053fff2 100644
--- a/entry/src/main/resources/base/graphic/background_button.xml
+++ b/entry/src/main/resources/base/graphic/background_button.xml
@@ -3,7 +3,7 @@
   ~ Copyright (C) 2021 The Chinese Software International Co., Ltd.
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
-  ~ You may obtain an copy of the License at
+  ~ You may obtain a copy of the License at
   ~
   ~ http://www.apache.org/licenses/LICENSE-2.0
   ~
diff --git a/entry/src/main/resources/base/graphic/text_button.xml b/entry/src/main/resources/base/graphic/text_button.xml
index 9183eb11cc2d2912873a40c0b11881b0f8067d68..1e7a89937fccdda815e1825af1844bfc4e58be79 100644
--- a/entry/src/main/resources/base/graphic/text_button.xml
+++ b/entry/src/main/resources/base/graphic/text_button.xml
@@ -3,7 +3,7 @@
   ~ Copyright (C) 2021 The Chinese Software International Co., Ltd.
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
-  ~ You may obtain an copy of the License at
+  ~ You may obtain a copy of the License at
   ~
   ~ http://www.apache.org/licenses/LICENSE-2.0
   ~
diff --git a/entry/src/ohosTest/java/com/example/turn_layout_manager/BigDecimalUtilsTest.java b/entry/src/ohosTest/java/com/example/turn_layout_manager/BigDecimalUtilsTest.java
index bc77092a286ba3f20731538887b9950e3ed38c8c..68e1368b78b6ed322857f78e35f65503ec269c9c 100644
--- a/entry/src/ohosTest/java/com/example/turn_layout_manager/BigDecimalUtilsTest.java
+++ b/entry/src/ohosTest/java/com/example/turn_layout_manager/BigDecimalUtilsTest.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/entry/src/test/java/com/example/turn_layout_manager/ExampleTest.java b/entry/src/test/java/com/example/turn_layout_manager/ExampleTest.java
index 079df280515b7b3b37be647ccbbf33a71f706852..d9313ec6a3126db17bf4bf70dbd1fe548c35ffcd 100644
--- a/entry/src/test/java/com/example/turn_layout_manager/ExampleTest.java
+++ b/entry/src/test/java/com/example/turn_layout_manager/ExampleTest.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/turn/src/main/java/com/cdflynn/ohos/library/turn/DecimalUtils.java b/turn/src/main/java/com/cdflynn/ohos/library/turn/DecimalUtils.java
index 77c3f47a40c74381c992e7d008e71895383d4b62..bfcc151f013e6b8da98464a2ea35b0b2d372c923 100644
--- a/turn/src/main/java/com/cdflynn/ohos/library/turn/DecimalUtils.java
+++ b/turn/src/main/java/com/cdflynn/ohos/library/turn/DecimalUtils.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/turn/src/main/java/com/cdflynn/ohos/library/turn/Hlog.java b/turn/src/main/java/com/cdflynn/ohos/library/turn/Hlog.java
index bde4a7dd5988b91c103630509ecd3bd257cef90e..b7408057e6489166fc5b25dbb38c7d7180593f33 100644
--- a/turn/src/main/java/com/cdflynn/ohos/library/turn/Hlog.java
+++ b/turn/src/main/java/com/cdflynn/ohos/library/turn/Hlog.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/turn/src/main/java/com/cdflynn/ohos/library/turn/TurnListContainer.java b/turn/src/main/java/com/cdflynn/ohos/library/turn/TurnListContainer.java
index bb304ab5cdaa6527d345be43bb749e111251377f..3d5f22e8f9d2bde5c344fa74d1d4e0f24ae03d32 100644
--- a/turn/src/main/java/com/cdflynn/ohos/library/turn/TurnListContainer.java
+++ b/turn/src/main/java/com/cdflynn/ohos/library/turn/TurnListContainer.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
diff --git a/turn/src/test/java/com/cdflynn/ohos/sample/turn/ExampleTest.java b/turn/src/test/java/com/cdflynn/ohos/sample/turn/ExampleTest.java
index 7759fcaddd55879ff70ba58e165676464134e2d6..7151620bb5b9bd9fc79e83a46570060ecbdbb970 100644
--- a/turn/src/test/java/com/cdflynn/ohos/sample/turn/ExampleTest.java
+++ b/turn/src/test/java/com/cdflynn/ohos/sample/turn/ExampleTest.java
@@ -2,7 +2,7 @@
  * Copyright (C) 2021 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
- * You may obtain an copy of the License at
+ * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *