new
tooth root的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
the part of a tooth that is embedded in the jaw and serves as support
tooth root的用法和样例：
例句
用作名词 (n.)
- The root is covered with a hard material called cementum.
牙根上覆盖着的坚硬材料叫作牙骨质。 - In truth, both root development and the stimuli that initiate tooth eruption are complex and still little understood.
事实上，牙根的发育以及让牙齿冒出的刺激都很复杂，目前知道得很少。
