微笑

例句：

1. 1. She gave a big smile towelcome him.
   她向他露出了一个大大的微笑。
2. 2.He smiled at her warmly and saidhello.
   他温暖地对她笑了笑并打了招呼。
3. 3. The children were gigglingwith delight as they played together.
   孩子们在一起玩耍时咯咯笑着，非常开心。