Ffd
[医][=focal film distance]焦点胶片距离
🗣️ 情景例句
He bites off more than he can chew.
贪多嚼不烂。
We can dispense with that today but not tomorrow.
今天虽然可以把它免除，但是明天可就不行了。
I want you to look at this material.
我要你看看这材料！