labor of love ?一生鐘愛的事業

she is in labor. 她在生孩子

the fruit of labor ?勞動的果實

labour ?英聯邦 ?labor ? 美國

How is the labor? 生孩子怎么樣？ early labor ?早產

manual/physical labor ?體力勞動

intellectual labor ? 腦力勞動

labor is glorious

I am laboring away at work. ?工作累成狗

the work is taxing。 累

working class 勞動人民