Word · Frequency #23793
tranquillizer
镇静剂；安定药
a drug used to reduce stress or tension without reducing mental clarity
- 1.
n a drug used to reduce stress or tension without reducing mental clarity
镇静剂；安定药
镇静剂；安定药；止痛药
In use
After the accident, the doctor gave her a mild tranquillizer to help her sleep.
The vet prescribed a tranquillizer for the nervous dog before its check-up.
He keeps a tranquillizer in his bag for long flights, but he rarely needs it.
take a tranquillizer
take 是表示“服药”的常用动词。
She took a tranquillizer to calm down before her flight.
她在乘飞机前服了一粒镇静剂来平静下来。
prescribe tranquillizers for something
prescribe 的主语通常是医生，宾语是药物，用 for 引出治疗对象。
The doctor prescribed tranquillizers for his anxiety.
医生为了治疗他的焦虑症开了安定药。
be on tranquillizers
be on 表示持续服药的状态。
He has been on tranquillizers since the accident.
自从那次事故后，他一直在服用镇静剂。
Common mistakes
The doctor gave me a tranquil to help me sleep.The doctor gave me a tranquillizer to help me sleep.
tranquil 是形容词，表示‘平静的’；表示‘镇静剂、安定药’应用名词 tranquillizer。这里需要名词作宾语。
She bought tranquillizer from the pharmacy.She bought a tranquillizer from the pharmacy.
tranquillizer 是可数名词，单数形式前需要不定冠词 a/an，不能像中文那样省略量词。
This pill can tranquillizer my anxiety.This pill can tranquillize my anxiety.
tranquillizer 是名词，表示‘镇静剂’；表示‘使镇静’应用动词 tranquillize。注意词尾：动词是 -ize，名词是 -izer。
Connections
Collocations
- prescribe a tranquillizer
- 开镇静剂处方
- The doctor prescribed a tranquillizer to help her sleep.医生给她开了镇静剂帮助入睡。
- take a tranquillizer
- 服用镇静剂
- He takes a tranquillizer before the flight.他登机前服用一粒镇静剂。
- tranquillizer injection
- 镇静剂注射
- The vet gave the dog a tranquillizer injection.兽医给狗打了一针镇静剂。
- tranquillizer dart
- 麻醉镖
- The ranger used a tranquillizer dart to sedate the lion.护林员用麻醉镖让狮子镇静下来。
- mild tranquillizer
- 温和的镇静剂
- It's only a mild tranquillizer, not a strong sleeping pill.那只是温和的镇静剂，不是强效安眠药。
Synonyms
Learner notes
Memory Tip
tranquil 意为“平静”，-izer 表示“使…的东西”，联想吃过药后内心平静安宁，即为镇静剂。
Context & Register
语域：formal 常见场景：医疗、药学文献、正式写作 该词多用于医疗、药学等正式场合，属于比较正式的术语；日常口语中通常较少使用，更常见说 sedative 或 calming medication。
Pronunciation & Spelling
stabilizer、fertilizer、analyzer、colonizer 和 tranquillizer 一样以 /laɪzə/ 结尾；vaporizer、organizer 以 -izer 结尾，读 /aɪzə/，但前面辅音不同。注意 tranquillizer 中的 qu 读 /kw/，不是 /k/；tranquil（/ˈtræŋkwɪl/）和 tranquility 虽形近，读音和重音不同。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.