Retaineddeciduous teeth
[医] 滞留乳牙
🧩 词语组成解析
teeth
[ti:θ]
n. 牙( tooth的名词复数 );齿;齿状部份;致力于（ 有难度的事）;tooth的复数形式;（组织、法律等）强大有效;不顾危险（或反对等）;
🗣️ 情景例句
You'll have to ask a whole lot nicer than that I'm afraid.
恐怕你应该要问得有礼貌一点吧。
As soon as you have drunk, you turn your back upon the spring.
忘恩负义。
I may.I can't make up my mind.
有可能退。我还拿不定主意。