| 单词 | a tough/hard nut |
| 释义 | a tough/hard nut a tough/hard nut ► F0 someone who is very unpleasant and difficult to deal with: » As a teenager, Jack was a real hard nut, always getting into fights.Thesaurus+: ↑Unpleasant people in general , ↑Unpleasant men |
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