英语语法分析

While reading them he chuckles into his beard.

读这些诗的时候，他咯咯笑着。

Mark chuckles: "Laughter is the best medicine."

马克轻轻一笑：“笑是治病的良药！”

In conversation, he smiles and chuckles frequently.

与人谈话时，他经常面带微笑。