一个微笑能为一个家庭带来快乐，为经营带来希望，而且是友情之间的暗号。

A smile creates happiness in the home, fosters good will in business, and is the countersign of friendship.

youdao

一个微笑能为一个家庭带来快乐，为经营带来希望，而且是友情之间的暗号。

A smile creates happiness in the home, fosters good will in business, and is the countersign of friendship.

youdao