胖的和瘦的用英文怎么表达？

His big fat belly overhung his belt.

他那硕大肥胖的.肚子挺在腰带上面。

Camels rebuild fat stores in their hump.

骆驼在自己的驼峰内重新贮备脂肪。

I'm tall and thin and he's short and fat.

我又高又瘦，他又矮又胖。

She was pathetically thin.

她那时瘦弱得可怜。

He has a large body, but thin legs.

他身宽腿细。

His mouth tightened into a thin line.

他的嘴抿成了一道细缝。