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用法:1 (apparatus consisting of a) wheel or wheels with grooves for ropes or chains, used for lifting things 滑轮（组）; 滑车.
用法:2 wheel or drum fixed on a shaft and turned by a belt, used esp to increase speed or power 皮带轮.
英汉词典包含54938条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。