Periodontology
[復]n.[用作單][醫(yī)]牙周病學
? 同義詞
??? 情景例句
We'll come upstairs and get you in a little while.
我們待會兒就上樓來帶你下去。
It is wisdom sometimes to seem a fool.
大智若愚。
My name is Han Meimei. What's your name?
我叫韓梅梅，您呢？