| 词汇 | pin down |
| 释义 | pin down phr. 1. 用针钉住 Will you pin the paper down so it won't be blown away? 请你用针把纸钉住, 不让它吹走好吗? 2. 确定 You must pin down every quotation to its author. 你一定要确定每一个引文的作者是谁。 3. 使受约束 We should pin him down to his promise. 我们应约束他遵守诺言。 |
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