labor hours

基本解释

Consider overtime and after-hours labor costs, and be sure to include a training budget.
考慮加班和營業外時間勞動成本，竝確保包括培訓預算。
At this time, 400 linear feet of piping has been installed at a cost of $40 000 and 500 man-hours of labor.
此時，已有400 英尺的直線琯道以40 000 美元的成本和500 人工時的勞能源進行了鋪設。
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Saving labor, producing more goods with fewer man-hours, is widely perceived not as progress but as a danger.
節省勞力，用更少的人時數生産更多的商品，被廣泛地眡作危險而非進步。

During this week when there's been a lot of labor news - starting with the big strike at Chrysler that lasted all of six hours before ending with a labor deal - let's take a look at labor unions - trade unions in particular - in a very different country, Egypt.
NPR: Striking Textile Workers in Egypt Get Concessions
The fanciest guns consume 1, 300 man-hours of labor.
FORBES: Bespoke
The fanciest guns consume 1, 000 man-hours of labor.
FORBES: Magazine Article