| 单词 | camshaft | 
| 释义 | > as lemmascamshaft   camshaft  n. a shaft bearing a cam or cams; also attributive. ΘΚΠ society > occupation and work > equipment > machine > parts of machines > shaft > 			[noun]		 > carrying cam(s) tumbling shaft?1790 camshaft1874 society > occupation and work > equipment > machine > parts of machines > shaft > 			[adjective]		 > specific types camshaft1874 1874    E. H. Knight Amer. Mech. Dict. I. 435/2  				Cam-shaft, a shaft having cams or wipers, for raising the pestles of stamping-mills. 1908    Westm. Gaz. 9 Jan. 4/1  				Depressing the cam-shaft pedal. 1955    Times 20 Aug. 4/3  				The new B.R.M. has a 2½-litre short stroke 4-cylinder engine with overhead cam-shafts. < as lemmas | 
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