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tooth root的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
Noun:
-
the part of a tooth that is embedded in the jaw and serves as support
tooth root的用法和樣例：
例句
用作名詞 (n.)
- The root is covered with a hard material called cementum.
牙根上覆蓋著(zhù)的堅硬材料叫作牙骨質(zhì)。 - In truth, both root development and the stimuli that initiate tooth eruption are complex and still little understood.
事實(shí)上，牙根的發(fā)育以及讓牙齒冒出的刺激都很復雜，目前知道得很少。
