Ffm
[医][=fat-free mass]脱脂物质，无脂肪物质
🗣️ 情景例句
All work and no play makes Jack a dull boy.
只有工作没有娱乐会使人呆头呆脑。
The world is a ladder for some to go up and others to go down.
世界好似一把梯，有人上去有人下。
Really? They're rather a strong team, aren't they?
是吗？他们可是只强队，不是吗？