Preventive dentistry
[医] 预防牙科学
🧩 词语组成解析
preventive
[pri'ventiv, pri:-]
n. 预防;防止;预防措施;预防药;
adj. 预防的;防止的;
dentistry
['dentistri]
n. 牙医业;牙医学;牙科医术;
🗣️ 情景例句
But first you have to smile.
但首先你得笑一笑。
What about another dance?
再跳一曲好吗？
What's this in English?
这个（东西）用英语怎么说？