sign language

英 [ˈsaɪn læŋɡwɪdʒ]

美 [ˈsaɪn læŋɡwɪdʒ]

n. 手势语

牛津词典

noun

手势语
a system of communicating with people who cannot hear, by using hand movements rather than spoken words

N-VAR (聋哑人或使用不同语言的人交流时使用的)手语，手势语
Sign languageis movements of your hands and arms used to communicate. There are several official systems of sign language, used for example by deaf people. Movements are also sometimes invented by people when they want to communicate with someone who does not speak the same language.
1. Her son used sign language to tell her what happened.
  她儿子用手语告诉她发生了什么事。

noun

A Linguistic Discussion on Issues of Chinese Sign Language and Chinese in Deaf Education
聋教育中手语和汉语问题的语言学分析
I will ask you about all the places of India in sign language.
我会用手语问你印度所有的地方。
Teachers of special education and sign language interpreters shall enjoy allowances for special education.
特殊教育教师和手语翻译，享受特殊教育津贴。
He communicates through sign language, and is a true joy.
他通过手语和人交流，这是真正的乐趣。
In captivity, gorillas have displayed significant intelligence and have even learned simple human sign language.
人工饲养的时候大猩猩表现出了显著的聪明才智，甚至学会了简单的人类手语。
Class is in English and will also involve some American Sign Language.
以英语授课。也会教授一些美国手语。
Sometimes I talk to the people in the offices in sign language.
有时候我用手势语和办公室里的人聊天。
This groundwork has led other researchers to delve into new areas of study in American Sign Language.
这些基础工作使得后继研究者能够在新的领域里对美国手语进行更深层次的研究。
With a new environment, the gal learnt sign language and started a new life.
在全新的环境里，女孩学会了手势语，开始了新的生活。
I keep doing sign language, so I forget how to speak.
我一直做手语，我都不知道怎么说了。