镇静剂 zhènjìngjì sedative Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 酒精是一种镇静剂,镇静不是睡眠。 jiǔjīng shì yīzhǒng zhènjìngjì, zhènjìng bùshì shuìmián. Alcohol is a sedative and sedation is not sleep. Source: CCMatrix