laugh out loud 大声笑
burst into laughs 突然大笑
have a good laugh 开心大笑
laugh at 嘲笑
laugh with 与……一起笑
laugh off 一笑置之
break into laughs 突然笑起来
1. She laughs every time she hears that joke.
她每次听到那个笑话都会笑。
2. The audience laughs loudly during the show.
观众在演出过程中大声笑起来。
3. He laughs at his own mistakes instead of worrying.
他对自己的错误一笑置之，而不是担心。
4. The children laughs together in the playground.
孩子们在操场上一起笑。
A: Why does she always laughs at that story?
A：她为什么总是对那个故事发笑？
B: Because it reminds her of a funny memory.
B：因为那让她想起一段有趣的回忆。
1) laugh 的第三人称单数形式
2) 表示多种笑声的复数名词形式
3) 指笑的动作或表现
1. 笑（第三人称单数）；笑声（复数）
e.g. She laughs every time she watches the video.
她每次看那个视频都会笑。
verb / noun
1. third person singular of laugh; or plural form meaning instances of laughing.
Synonym: smile, giggle, chuckle