| 词汇 | hard-tough-as-nails |
| 释义 | hard/tough as nailsidiom not feeling or showing any emotions such as sympathy, fear, or worry冷酷无情的，铁石心肠的 Animal physiology: fit & healthy acrobatically agility agree with something amazonian athleticism glow hale and hearty in the pinkidiom limber lithe match fitness muscled muscularity non-disabled on top formphrase robust rude the able-bodied trim virility |
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