| 单词 | ratchet |
| 释义 | ratchet n 1 device consisting of a toothed wheel or bar with a catch that fits between the teeth allowing movement in one direction only 棘轮机构. 2 (also `ratchet-wheel) wheel that forms part of this device 棘轮. =>illus 见插图. |
英汉双解词典包含38652条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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