tough as nails

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Having a hard, strong, and determined mindset. idiomatic,not-comparable
    — Near-synonyms: hardcore, diehard, steely-spined, steely-nerved, steely-eyed, steely, flinty
  2. Very tough. not-comparable
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