Dmft
[医][=decayed,missing and filled(permanent)teeth]龋牙，缺牙和充填（恒牙）
🗣️ 情景例句
I wouldn't miss a day even if I were really sick.
即使我真的病了，也不想错过一天。
I think you'll make it if we don't get stuck in a traffic jam.
我想，如果我们不碰上交通阻塞，你是可以赶到的。
It has never been explained why university students seem to enjoy practical jokes more than else.
谁也弄不清为什么大学生好像比任何人都更喜欢恶作剧。