These guys are tough as nails. They think they're taking over.

你们想难甩掉的尾巴。

Paula says that her old friend, Babbit, is as tough as nails.

宝拉说她的老朋友巴比特像钉子一样坚韧。

He’s as tough as nails – a good man to have on the team.

【tough，toughness，toughly】他像钉子一样坚韧，是一个很好的球员。

Well, I don't like to brag, but you know how people say they're tough as nails?

-嗯， 我不喜欢吹牛，但你知道人们怎么说他们像钉子一样坚韧吗？

Babbit is the name of an old high school friend of mine and he's tough as nails.

宝拉：巴比特是我一个高中老朋友的名字，他很坚强。