"tending to calm or soothe," early 15c., from Medieval Latin sedativus "calming, allaying," from sedat-, past participle stem of sedare, causative of sedere "to sit" (see sedentary). The noun derivative meaning "a sedative drug" is attested from 1785. Hence, "whatever soothes or allays."
雙語例句
1. The plant acts as a sedative in treating neuralgia.
這種植物被用作治療神經(jīng)痛時的鎮(zhèn)靜藥。
來自柯林斯例句
2. The patient is sedated with intravenous use of sedative drugs.
靜脈注射了鎮(zhèn)靜劑后病人安然入睡。
來自柯林斯例句
3. They use opium as a sedative, rather than as a narcotic.
他們把鴉片用作鎮(zhèn)靜劑而不是毒品。
來自柯林斯例句
4. The sedative makes people very somnolent.
這種鎮(zhèn)靜劑會讓人瞌睡。
來自柯林斯例句
5. After taking a sedative she was able to get to sleep.