| 词汇 | 空谈无补, 实验方知 |
| 释义 | 空谈无补, 实验方知空谈无补, 实验方知[kōng tán wú bǔ shí yàn fāng zhī]1.■To indulge in empty talk is of no use; only by carrying out experiments can one learn it.; The proof of the pudding is in the eating. |
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