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 doctor prescribed a sedative.
  医生开了一服镇静剂。
• The sedative I gave youis very mild.
  我给你的镇静剂是很温和的。
• The plant acts as a sedative in treating neuralgia.
  这种植物被用作治疗神经痛时的镇静药。
• In many cases, a neuromuscular-blocking agent and a potent sedative are needed to facilitate intubation.
  在许多病例中，需要使用神经肌肉阻断剂和有效的镇静剂。
• 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。
• Morphine, derived from opium, is used in medicine as an analgesic, light anesthetic or a sedative.
  吗啡是一种阿片衍生物，在医学上用作止痛剂、轻度麻醉剂或镇静剂。
• Objective To observe the sedative and hypnotic effects of ophiopogon japonicus in mice.
  目的观察麦冬对小鼠的镇静催眠作用。
• I thought the sedative might be interfering.
  我想是镇静剂的作用被削弱了。
• 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。