Her mother is a sign language interpreter.

她的母亲是手语翻译。

Sign language is a very useful skill.

手语是一种非常有用的技能。

They use sign language to communicate with each other.

他们用手语彼此交流。

They communicated by using sign language.

他们通过使用手语进行交流。

He took a sign language course in school.

他在学校里选修了手语课程。

She communicates with the deaf using sign language.

她用手语和聋哑人交流。

She uses sign language to communicate with the deaf.

她用手语与聋哑人通话。

The dum woman used sign language to communicate.

那个哑的女人用手语交流。

The dumb person communicates with us using sign language.

这个哑巴用手语和我们交流。

She used sign language to communicate because she was dumb.

她用手语交流，因为她是哑的。