tough as nails片语

坚强、强悍、意志坚定口语

She kept training with a broken finger; she's tough as nails.

她手指骨折还继续训练，真是意志坚定。

身体硬朗、结实

My grandfather is eighty and still tough as nails.

我爷爷八十岁了，身体还很硬朗。

铁石心肠、不讲情面

The new manager is tough as nails in negotiations.

新来的经理谈判时完全不讲情面。

强悍的、硬汉型的用于名词前

The film follows a tough-as-nails detective through one long night.

这部电影讲述一名强悍的警探度过漫长一夜。