Ffm
[医][=fat-free mass]脱脂物质，无脂肪物质
🗣️ 情景例句
She's coming over this morning to help me with my math.
她今天早晨要过来帮我补习数学。
The television set is out of order.
这电视机出毛病了。
Uncle Wang was waiting for them outside the factory gate.
王大叔在工厂大门外等他们。