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
Excuse me, ma'am.
对不起 夫人
I woke up early and got up at 6 o'clock.
我早醒来并且在6点钟起床了。
Don't ask me, sir. I only laid the table.
别问我，先生。我只是摆桌子。