a system of communicating using hand movements rather than spoken words, as used by people who cannot hear 手势语 They communicate in sign language. 他们以手语交流。
Extra ExamplesNot all deaf people use sign language. 并非所有耳聋的人都使用手语。 I got by with broken Chinese and sign language. 我用蹩脚的汉语加上比比画画勉强应付。