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

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。
Deaf people may have no trouble communicating English words through American Sign language, or asl.
通过美国手语（americansignlanguage，orasl），聋人可以无障碍地表达英语单词。
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
Therefore, mother forced him to use sign language and lip language to communicate with her even at home.
因此，即使在家里，母亲也逼着蒂姆用手语和唇语跟她进行交流。
The teacher uses sign language to talk to the deaf children.
老师用手语与这些聋儿沟通。
Someone who can use sign language to communicate.
能用手语进行交流的人。
Sign language and finger spelling are not uesd as much as they once were.
盲文和手语现在已经不像以前用的那么多了。
Many of the deaf use sign language.
许多耳聋的人用手语。
She's teaching littlejack sign language.
她教小杰克符号语言。
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。