| 单词 | crank-wheel |
| 释义 | > as lemmascrank-wheel crank-wheel n. a wheel which acts as a crank; esp. one having near its circumference a pin to which the end of a connecting-rod is attached as to a crank-pin; a disc-crank. ΚΠ 1794 D. Steel Elements & Pract. Rigging & Seamanship I. 54 Crank-wheel, for spinning of lines, box-cord, etc. is fixed on an iron spindle. < as lemmas |
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