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
Hello. Is Susan there?
喂，是苏珊吗？
You'll hurt your finger, if you don't take care.
你不专心的话，就会伤到你的手指。
A hui may be a wedding, burial or conference. The happier events are marked with speeches, singing and dancing.
一个"会"可能是一次婚礼、葬礼或者会议。而较为喜庆的活动，人们要发表演说，唱歌跳舞以示庆贺。