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***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

• 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。
• 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。
• I was given a mild sedative to help me sleep.
  我得到了药效不强的镇静药助我入睡。
• 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。
• I mixed in a little bit of sedative too.
  我还加了一点安眠药。
• The doctor prescribed a sedative.
  医生开了一服镇静剂。
• Use honey as a tranquilizer and sedative.
  蜂蜜有镇静和安神的功效。
• 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。
• Morphine, derived from opium, is used in medicine as an analgesic, light anesthetic or a sedative.
  ***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。
• A barbiturate ( trade name Nembutal) used as a sedative and hypnotic and anti-spasmodic.
  一种***酸盐（商品名Nembutal）用作镇静药和催眠和反间歇性痉挛。