单词 riot control 例句 DEFINITIVE EXAMPLES 权威例句〔incapacitant〕A device or substance, such as tear gas, used to incapacitate individuals temporarily, as in riot control.致残剂:一种可使人暂时致残的装置或物质,如平定暴乱时所用的催泪瓦斯美国传统〔incap...