| 单词 | catch wheel | 
| 释义 | > as lemmascatch wheel ΘΚΠ society > occupation and work > equipment > machine > parts of machines > wheel > 			[noun]		 > cog or gear > ratchet ratch1696 ratchet wheel1736 ratchet1744 ratch-wheel1744 racket wheel1758 catch wheel1786 mousing1875 1786    J. Horn Descr. & Use New Universal Sowing Machine 17  				A trigger fixed to this bar bears against a catch wheel. 1845    Encycl. Metrop. VIII. 619/1  				This cylinder carries a catch wheel..the teeth of which engage the click..attached to the wheel C by a screw. 1894    Sci. Amer. 3 Nov. 276/2  				These hooks engage notches in catch wheels on opposite sides of the cart. < as lemmas | 
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