sedative

英 [ˈsedətɪv]

美 [ˈsedətɪv]

n.  镇静剂
adj.  镇静的，镇定的，止痛的; 使镇静的，使安静的

复数：sedatives　

GRETEM8

Collins.1 / BNC.20368 / COCA.18556

牛津词典

noun

• 镇静剂
  a drug that makes sb go to sleep or makes them feel calm and relaxed

柯林斯词典

• N-COUNT 镇静剂
  Asedativeis a medicine or drug that calms you or makes you sleep.
  1. They use opium as a sedative, rather than as a narcotic.
     他们把鸦片用作镇静剂而不是毒品。
• ADJ 有镇静作用的;有催眠作用的
  Something that has asedativeeffect calms you or makes you sleep.
  1. Amber bath oil has a sedative effect.
     琥珀沐浴油有镇静安神效用。

英英释义

noun

• a drug that reduces excitability and calms a person
  Synonym:sedative drugdepressantdowner

adj

• tending to soothe or tranquilize
  1. valium has a tranquilizing effect
  2. took a hot drink with sedative properties before going to bed
  Synonym:ataracticataraxictranquilizingtranquillizingtranquilisingtranquillising

双语例句

• The effects of the sedative have gone off.
  镇静剂的作用消失了。
• A colorless crystalline drug used as a sedative; irritates the stomach and can be addictive.
  用作镇静作用的无色晶状药物；刺激胃并且可上瘾。
• Amber bath oil has a sedative effect.
  琥珀沐浴油有镇静安神效用。
• Benzodiazepines have hypnotic and sedative effects, and like antidepressants, dependence and addiction can occur in some patients.
  苯有催眠和镇静作用，如抗抑郁药物依赖和成瘾的，可以发生在一些病人。
• The doctor prescribed a sedative.
  医生开了一服镇静剂。
• I've given him a sedative; that should see him through the night.
  我给了他一片镇静剂，可使他熬过一个夜晚。
• Use honey as a tranquilizer and sedative.
  蜂蜜有镇静和安神的功效。
• The doctor can give a mild sedative or spray some anaesthetic on the back of your throat beforehand.
  医生可以给一个温和的镇静或麻醉喷雾一些在背部，你的喉咙，事前。
• They use opium as a sedative, rather than as a narcotic.
  他们把鸦片用作镇静剂而不是毒品。
• Objective: To screen and compare the effective component of the sedative and hypnotic effects of Fructus Schisandrae.
  目的：研究并比较南、北五味子不同溶剂提取物对小鼠镇静、催眠作用的影响。