| 单词 | halfthrow | 
| 释义 | > as lemmashalf-throw   half-throw  n. half the full movement of a piston, valve, etc.; the placement of a control dial, lever, etc., at its halfway point; cf. half-travel n. ΘΠ society > occupation and work > equipment > machine > parts of machines > mechanism > 			[noun]		 > action or movement of whip1889 Geneva motion1897 1843    Naut. Mag. No. 1. 22  				I may safely increase the cylinder capacity by ·62 of a foot, making it 254 cubic feet in the Great Britain's engines, and a foot for half throw. 1909    Iowa Engineer 9 221  				Now, EG is equal to the half throw of the expansion eccentric, as was pointed out above in discussing Fig. 1. 2009    Vanity Fair Jan. 138/1  				The Legacy was badly out of whack, insisting on rolling to the left, and requiring Lepore to hold the controls a half-throw to the right just to maintain wings-level flight. half-throw   half-throw  n. < as lemmas | 
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