音标:['sedәtiv] ; 柯林斯词典等级:1 级;
a. 使安静的, 使镇静的
n. 镇静剂
n. a drug that reduces excitability and calms a person
词型变化:名词复数形式 : sedatives
考试类型:[GRE]
词性分布:
名词84%
形容词16%

sedative的用法和样例:

例句

用作形容词(adj.)
  1. Barbiturates are used for their calming, sedative effects.巴比妥酸盐类具有镇静、安神作用。
  2. The doctor gave her a sedative medicine and she then slept for eight hours.医生给她一种镇静药后她睡了八小时。
用作名词(n.)
  1. The doctor gave him a sedative to help him sleep.医生给了他镇静剂帮助他入睡。

词汇搭配

  • bezoar sedative pills牛黄清心丸
  • sedative and heart-invigorating pill安神补心丸
  • nerve sedative神经镇静剂
  • zinc oxide sedative treatment氧化锌安抚治疗...
  • cinnabar sedative pill朱砂安神丸
  • cerebral sedative[医] 大脑镇静剂...
  • knock sedative抗震的
  • cardiac sedative强心剂
  • cow-bezoar sedative bolus牛黄清心丸
  • gastric sedative胃镇静药
  • knock-sedative dope抗爆混合物

经典引文

  • A late..breakfast, with the additional sedative of a news-paper.

    出自:Dickens
  • He may prescribe a sedative or other relaxing drugs.

    出自:B. Spock
【近义词】

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