sign language
US
UK sign language n: (deaf language: visual signs)
SC 手语 shǒu yǔ
He can communicate perfectly by using sign language.
他能用手语进行无障碍沟通。
sign language n: (communication by gesture)
SC 通过手势交流 tōng guò shǒu shì jiāo liú
Kyle was doing sign language across the room to ask me if I wanted a drink.
凯尔在房间那头用手语问我是否要喝一杯。
American Sign Language n: (deaf language of North America)
SC 美国手语