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

• 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。
• The sedative makes people very somnolent.
  这种镇静剂会让人瞌睡。
• 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。
• Give the patient a sedative to help him sleep.
  给病人镇静剂以助他睡眠。
• The effects of the sedative have gone off.
  镇静剂的作用消失了。
• A barbiturate ( trade name Nembutal) used as a sedative and hypnotic and anti-spasmodic.
  一种戊巴比妥酸盐（商品名Nembutal）用作镇静药和催眠和反间歇性痉挛。
• Fexofenadine was the second era antihistamine drug used to treat anaphylaxis, and was not sedative and heart toxicity.
  非索非那定是第二代抗组胺药物，用于治疗过敏性疾病，无嗜睡，无心脏毒性，副作用小。
• 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。
• Should I get a sedative?
  要不要我拿一针镇静剂？
• A sedative that depresses activity of the central nervous system and reduces anxiety and induces sleep.
  减少中枢神经系统的活动并且降低忧虑引起镇静促进睡觉的药。