I used a hook baited with fat.

我用有肥做饵的钩。

I wonder how they eat fatback, what about getting some mutton for stew?

我知道肥怎么吃法。买些羊来炖好吗？

We can render down this fat.

我把这块肥熬成。

Some girls can't digest fat.

有些女孩子吃肥化。

She never eats fat.

她从吃肥。