Treadle
['tred(ə)l] or ['trɛdl]
解释:
(verb.) operate (machinery) by a treadle.
(verb.) tread over; 'the brick maker treadles over clay to pick out the stones'.
编辑:雷金纳德--From WordNet
解释:
(n.) The part of a foot lathe, or other machine, which is pressed or moved by the foot.
(n.) The chalaza of a bird's egg; the tread.
克莱尔手打
例句:
- Singer was the first to apply the treadle to the sewing machine for actuating it by foot power in the place of the hand-driven crank wheel. Edward W. Byrn. 十九世纪发明进展.
- There is a valve in the tank which is opened by stepping on a treadle in the car, and this action admits to the bucket just enough weight of water to overbalance the load on the car. 威廉·亨利·杜利特. 世纪发明.
- Treadles were subsequently applied, but after a time the machine fell into disuse and was apparently forgotten. 威廉·亨利·杜利特. 世纪发明.
- With this transition in the sewing machine foot treadles are no longer relied on, but the machines are run by power from countershafts. Edward W. Byrn. 十九世纪发明进展.
哈里森校对