He spent a lot of time with children in the hospital, and often put a special red nose on his face to look like a clown and to make the children laugh.
他在医院里花了很多时间和孩子们在一起，经常把一个特别的红鼻子戴在脸上，看起来像个小丑，逗孩子们笑。
2
She likes to laugh a silly laughin one's face.
她喜欢在人面前傻笑。
《新英汉大辞典》
3
Someone could tell you "No," or laughin your face, or cry, or yell, or talk about you behind your back.