Dentine formation
[医] 牙质形成
🧩 词语组成解析
n. 牙质\\n[医] 牙[本]质
formation
[fɔ:'meiʃən]
n. 形成;构成，结构;形成物;编队，队形;
🗣️ 情景例句
Enjoy it.
请享用。
He who risks nothing, gains nothing.
不入虎穴，焉得虎子。
It was spring,but the weather was awful.It rained all the time.
是春天，但天气太糟了。一直在下雨。