Ffm
[医][=fat-free mass]脱脂物质，无脂肪物质
🗣️ 情景例句
The carpet's worn out. Let's put in new wall-to-wall carpeting.
地毯已很破旧了， 我们需要装一套新的。
Is his suit of which color?
他的西装是什么颜色的？
I don't know if I'll have the patience.
我不知道我有没有耐心。