trea·dle
noun/ˈtredl/
/ˈtredl/
- (especially in the past) a device worked by the foot to operate a machine
（尤指旧时驱动机器的）踏板 - a treadle sewing machine
脚踏传动缝纫机
Word OriginOld English tredel ‘stair, step’ (see tread). - a treadle sewing machine
| 单词 | treadle |
| 释义 | trea·dlenoun/ˈtredl/ /ˈtredl/
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