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| by trial and error | |||
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| take/ get hard knocks (She'd taken one too many hard knocks, one too many disappointments. m_rakova); it takes/ to get/ to suffer bumps and bruises (Cadet Rodriguez had suffered his share of bumps and bruises before graduation, but he managed to pass with flying colors. It just goes to show you that we all suffer bumps and bruises but at the end of the day that is a real component of the restaurant business. m_rakova) | |||
| набивая шишки: 5 短语, 3 学科 |
| 一般 | 3 |
| 俚语 | 1 |
| 棋 | 1 |