Pinyin Dictionary results for "bi yun"

避孕
contraception
避孕丸
contraceptive pill
避孕套
condom; CL:隻|只[zhi1]
避孕环
coil; contraceptive coil; intrauterine device
避孕药
oral contraceptive
鼻韵母
(of Chinese pronunciation) a vowel followed by a nasal consonant
子宫内避孕器
intrauterine device (IUD)
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