| 单词 | sweep-seconds watch | 
| 释义 | > as lemmassweep-seconds watch   sweep second  n.  Brit.  , U.S.   		(also sweep seconds, sweep seconds hand, sweep second hand)	 originally U.S. = centre second n. at centre n.1 and adj. Compounds 3; hence  sweep-seconds watch.ΘΚΠ the world > time > instruments for measuring time > clock > 			[noun]		 > part(s) of > hand(s) pinOE hand1563 teller1574 index1594 finger1603 palm1629 hour-hand1669 minute hand1720 index-hand1742 second-hand1760 moment-hand1766 little hand1829 big hand1849 set-hands1884 sweep hand1948 sweep second1948 1948    Wrist Watches, Pocket Watches & Clocks ii. 154  				Remove sweep seconds hand. 1953    W. J. Gazeley Watch & Clock Making iii. 48  				Nowadays..we have what are termed sweep-seconds watches. At one time these were referred to as centre-seconds. 1962    E. Bruton Dict. Clocks & Watches 170  				Sweep seconds, American name for centre seconds. 1962    J. D. MacDonald Girl viii. 101  				Uncle Omar's gold watch..had an hour hand, a minute hand and a sweep second hand. 1969    Guardian 20 Aug. 7/1  				All the clocks..have a sweep second hand. 1979    Sci. Amer. May 145/1  				A sweep second hand on a wristwatch will also serve. < as lemmas  | 
	
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