1
use [det] contraceptive device
det 可以是 a, the, her 等限定词。
She uses a contraceptive device.
她使用避孕器具。
避孕器；避孕用品；节育环
先理解核心含义，再看它在真实句子里的用法。
避孕器；避孕用品；节育环
a device or object used to prevent pregnancy
She uses a contraceptive device.
她使用避孕器具。
She talked with her doctor about which contraceptive device would be best for her.
她和医生讨论了哪种避孕用具最适合她。
The health center offers free contraceptive devices to all patients.
这家健康中心向所有患者免费提供避孕器具。
Many couples prefer a contraceptive device that does not require daily attention.
许多夫妇更喜欢无需每天注意的避孕器具。
det 可以是 a, the, her 等限定词。
She uses a contraceptive device.
她使用避孕器具。
常用于宫内节育器（IUD）等需植入的器械。
The doctor inserted a contraceptive device during the visit.
医生在就诊期间插入了一个避孕器具。
She decided to remove her contraceptive device.
她决定移除她的避孕器具。
Not this
She uses contraceptive device.
Use this
She uses a contraceptive device.
contraceptive device 是可数名词单数，前面需要加冠词 a；漏掉冠词是中式英语常见的错误。
Not this
He bought a contraceptive.
Use this
He bought a contraceptive device.
contraceptive 单独作名词时多泛指避孕药或避孕方法，不指具体的物理器具；要表达节育环等器械需用 contraceptive device。
Choose the next layer that will help you use contraceptive device with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
Use contraceptive device naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
Dictionary facts from ECDICT.