Word · Frequency #26636
prophylactic
避孕套；安全套
核心释义
A contraceptive device consisting of a sheath worn over the penis during intercourse; a condom.
- 1.
预防或抵御疾病的药物；预防药。
A medicine which preserves or defends against disease; a preventive.
- 2.
预防或减缓疾病病程的药物
remedy that prevents or slows the course of an illness or disease
- 3.
旨在防止有害后果的任何装置或机制。
Any device or mechanism intended to prevent harmful consequences.
- 4.
由薄橡胶或乳胶制成的套在阴茎上的避孕器具
contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse
预防药物；防治药物；预防性装置；防护措施；预防或抵御疾病的药物；预防药。；预防或减缓疾病病程的药物；旨在防止有害后果的任何装置或机制。
用法In use
Before traveling to a tropical country, many tourists take a prophylactic to prevent malaria.
用法提示：名词形式，指预防疾病的药物。
The doctor prescribed prophylactics to all family members to stop the infection from spreading.
用法提示：复数形式，指多种预防药物。
Some people use garlic as a natural prophylactic to boost their immune system during flu season.
用法提示：名词形式，指具有预防作用的物质。
use sth as a prophylactic
用于说明某物被当作预防手段来使用，常与 as 连用。
Some surgeons use antibiotics as a prophylactic before an operation.
有些外科医生在手术前使用抗生素作为预防手段。
a prophylactic against sth
相关词与表达Connections
搭配Collocations
- malaria prophylactic
- 疟疾预防药
- If you are traveling to Africa, you may need a malaria prophylactic.如果你要去非洲旅行，可能需要服用疟疾预防药。
- prescribe a prophylactic
- 开预防药
- The doctor may prescribe a prophylactic for patients at high risk.医生可能给高风险患者开预防药。
- take a prophylactic
- 服用预防药
- She takes a prophylactic every day to prevent the infection from coming back.她每天服用预防药，防止感染复发。
- use a prophylactic
- 使用避孕套
- The nurse explained that using a prophylactic is one of the most effective ways to prevent STIs.护士解释说，使用避孕套是预防性传播感染最有效的方法之一。
学习提示Learner notes
记忆技巧Memory Tip
联想 pro=提前，phylactic≈防护：提前防护的东西，即预防药或安全套。
语境与语域Context & Register
语域：mixed 常见场景：medical/pharmacy settings、sexual-health clinics、formal or technical writing 作为名词，prophylactic 的语域随义项变化：在医学语境中多指预防性药物或措施，较正式；在避孕语境中可指安全套，但日常生活更常说 condom。这个词比较常见于书面、临床或专业交流，日常口语用得不多。
发音与拼写Pronunciation & Spelling
与 prophylactic 押韵的词有 lactic、galactic、tactic、didactic、syntactic，均以 /æktɪk/ 结尾。注意 static 拼写相近，但读作 /ˈstætɪk/，末尾是 /ætɪk/，没有 /k/ 音，因此不押韵。
一起学习词形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.