the use of a drug or other means to make someone calm or to make them go to sleep(使用药物或其他手段)使…镇静
Sedation is often given to allow a patient to be comfortable during a surgical or medical procedure.病人在接受手术或其他医学处理时,通常会给予镇静剂使之感觉舒服。
She's under strong sedation and should not be disturbed.她服了强效镇静药,不宜被打扰。