Dmft
[医][=decayed,missing and filled(permanent)teeth]龋牙，缺牙和充填（恒牙）
🗣️ 情景例句
We had a cat when I was eight years old.
我八岁时养过一只猫。
As a man sows, so he shall reap.
种瓜得瓜，种豆得豆。
We must get help.
我们得找人帮忙。