Dfi
[医][=disease-free intervals]无病间期
🗣️ 情景例句
Are you sure you know where you're going?
你真认识你要去的地方吗？
It takes two to make a quarrel.
要有两个人才吵得起来。
Anthropology was by definition impossible,
那么人类学按其定义来说就无法存在。