doc: update document.

README-zh.md

@@ -38,14 +38,14 @@
 ■ **笔控练习字帖**：专为书写初学者设计，帮助用户练习握笔姿势和书写力度，提升书写控制力。  
 ■ **数字字帖**：适合小朋友练习书写数字，提高数字书写能力。  
 ■ **笔顺查询**：提供汉字的正确书写顺序查询，帮助用户了解和掌握汉字的笔顺。  
-■ **英文段落字帖**
-■ **数字比大小**
-■ **加减运算字帖**
-■ **加减混合运算字帖**
-■ **除法字帖**
-■ **乘法字帖**
-■ **竖式计算字帖**
-■ **学习时钟字帖**
+■ **英文段落字帖**  
+■ **数字比大小**  
+■ **加减运算字帖**  
+■ **加减混合运算字帖**  
+■ **除法字帖**  
+■ **乘法字帖**  
+■ **竖式计算字帖**  
+■ **学习时钟字帖**  
 
 ### 自定义选项
 

README.md

@@ -40,14 +40,14 @@ minimum OS requirement: `macOS 14.0`
 ■ **Pen Control Practice Copybook**: Designed for beginners in writing, helping users practice pen holding posture and writing pressure, improving writing control.  
 ■ **Number Copybook**: Suitable for children to practice writing numbers, helping them improve their number writing skills.  
 ■ **Stroke Order Query**: Provides the correct stroke order for Chinese characters, helping users understand and master the stroke order of Chinese characters.  
-■ **English Paragraph Copybook**
-■ **Number Comparison**
-■ **Add/Sub Operations Copyboo**
-■ **Mixed Add/Sub Copybook**
-■ **Multiplication Copybook**
-■ **Division Copybook**
-■ **Vertical Calculation Copybook**
-■ **Learn Clocks Copybook**
+■ **English Paragraph Copybook**  
+■ **Number Comparison**  
+■ **Add/Sub Operations Copyboo**  
+■ **Mixed Add/Sub Copybook**  
+■ **Multiplication Copybook**  
+■ **Division Copybook**  
+■ **Vertical Calculation Copybook**  
+■ **Learn Clocks Copybook**  
 
 ### Customization Options