noun
U催泪性毒气(或瓦斯) a gas that stings the eyes, producing tears and making it difficult to breathe. CS gas is sometimes used to control crowds.
The police sprayed CS gas at the crowd to try and control them .
警察向人群喷射催泪性毒气以制服他们。
Application of CENTUM - CS 1000 in Natural Gas Treatment Factory of Oil Field
陕北石油秩序CENTUM-CS1000在天然气处理装置上应用