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use a [noun]
You should use a condom to prevent STDs.
你应该使用避孕套来预防性病。
避孕套
先理解核心含义，再看它在真实句子里的用法。
避孕套
a thin rubber or latex sheath worn over the penis during intercourse as a contraceptive or to prevent disease
You should use a condom to prevent STDs.
你应该使用避孕套来预防性病。
常用作避孕或预防性病
用乳胶等材料制成的柔性套,性交时套在勃起的阴茎上用于避孕或预防性病传播
A flexible sleeve made of latex or other impermeable material such as polyurethane or sheepskin, worn over an erect penis during sexual intercourse as a contraceptive or as a way to prevent the spread of STIs during PIV, anal, or oral.
一种避孕装置,由薄橡胶或乳胶制成的套子,性交时戴在阴茎上
contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse
在性交时使用的各种形式的柔性套或屏障,由乳胶或其他不透水材料制成,用于防止怀孕或性病传播。
Any of various forms of flexible sleeve or barrier, variously shaped for either penetrative or receptive body parts, made of latex or other impermeable material such as polyurethane or sheepskin, worn (by anyone with) during sexual activity to prevent pregnancy or the spread of STIs.
He always carries a condom in his wallet just in case.
他总是在钱包里放一个避孕套，以防万一。
They bought a pack of condoms at the pharmacy.
他们在药店买了一盒避孕套。
Using a condom is an effective way to prevent sexually transmitted infections.
使用避孕套是预防性传播感染的有效方法。
You should use a condom to prevent STDs.
你应该使用避孕套来预防性病。
He put on a condom before intercourse.
他在性交前戴上了避孕套。
Never have sex without a condom.
千万不要不戴避孕套进行性行为。
Not this
You should use condom to prevent STDs.
Use this
You should use condoms to prevent STDs.
condom是可数名词，表示泛指时需用复数形式或加不定冠词。中文没有复数概念，学习者易遗漏-s。
Not this
I bought two condom at the pharmacy.
Use this
I bought two condoms at the pharmacy.
数字two后应使用复数名词condoms。中文名词无复数变化，学习者常忽略加-s。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
使用避孕套
It is important to use a condom to prevent STDs.
使用避孕套预防性病很重要。
戴上避孕套
He carefully put on a condom before intercourse.
他在性交前小心地戴上避孕套。
避孕套破裂
The condom broke, so they took emergency contraception.
避孕套破裂了，所以他们服用了紧急避孕药。
乳胶避孕套
Latex condoms are effective against most STIs.
乳胶避孕套对大多数性传播感染有效。
避孕套使用
Consistent condom use reduces the risk of HIV transmission.
坚持使用避孕套可降低艾滋病毒传播的风险。
避孕套售货机
There is a condom machine in the restroom.
洗手间里有一台避孕套售货机。
安全套？我都不认识他！
From the TV show Seinfeld, a pun on the word 'condom'.
出自电视剧《宋飞正传》，利用“condom”的双关语。
我无法相信我没用安全套。
Ross's line in Friends after finding out Rachel is pregnant.
罗斯在《老友记》中得知瑞秋怀孕后说的台词。
Use condom naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
condom音似'抗挡'，意为阻挡怀孕。
语域：neutral 常见场景：sexual health education、public health campaigns、casual conversation 通常为中性用语，适用于正式的健康宣传和日常对话。
可数名词，常用复数形式
Dictionary facts from ECDICT, WIKTIONARY.