| 单词 | pitch-back |
| 释义 | pitch-back, a. [f. pitch n.2 or v.1 + back adv.] In pitch-back wheel, a variety of breast-wheel in which the water is admitted much higher than the axle so as to have a backward pitch or direction on the wheel.
1858Simmonds Dict. Trade, Pitch-back Wheel, a kind of wheel used in a mill, propelled by water. |
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