单词	man-hour
释义	man-hour /ˈmanˌaʊə / noun An hour regarded in terms of the amount of work that can be done by one person within this period.We put in at least 35 man-hours per every flight hour.... He said there was an increase of about 20% in police man-hours dedicated to the Easter period than last year. The use of containers significantly reduces the number of man-hours required to move and account for the items within the containers.
随便看	Beringian Bering Sea Bering Strait Bering, Vitus Berio, Luciano berk Berkeley Berkeley, Busby Berkeley, George Berkeley, Sir Lennox berkelium berko Berkoff, Steven Berks. Berkshire Berkshire Hills Berle, Milton berley Berlin Berlin airlift Berliner Berlin, Irving Berlin, Sir Isaiah Berlin Wall Berlin work

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