1. laugh to scorn;mock嘲笑
It is unkind to laugh at a person in trouble. 對人幸災樂禍有欠忠厚。
Don't laugh at her. 不要嘲笑她。
2. get amused about;make fun of 因…發笑
What are you laughing at?你們在笑什麼?
It's nothing to laugh at. 那沒啥可笑的。
3. show apathy or indifference to;reject一笑置之;付之一笑;輕視
He laughed at the idea. 他對這個意見不以為然。
We advised him not to laugh at the official warnings. 我忠告他不要對官方的警告不以為然。
The daring climbers laugh at danger. 勇敢的登山者對危險付之一笑。