Polycarious teeth
[医] 多龋牙
🧩 词语组成解析
teeth
[ti:θ]
n. 牙( tooth的名词复数 );齿;齿状部份;致力于（ 有难度的事）;tooth的复数形式;（组织、法律等）强大有效;不顾危险（或反对等）;
🗣️ 情景例句
The topic of sex if somewhat taboo in Chinese daily conversation.
性在中国的日常谈话当中是禁忌话题。
He's been out of a job for months.
他已经失业好几个月了。
Both the police and the workmen were grateful to the student for this piece of advance information.
警察与工人都对那个学生事先通报情况表示感谢。