And have not our human labors changed the earth ?

人类的劳动难道没有改变地球的面貌吗？

Their labors lowered the barriers to entry , along with the price .

他们的劳动减少了技术壁垒对其应用的阻碍，同时也降低了价格。

The first lady , the white house chefs and the kids from bancroft enjoy the fruits of their labors .

第一夫人，白宫的厨师们，还有bancroft小学的孩子们正在享用他们的劳动成果。

The swans rose again , following the leader , and hovered in that circle , awaiting the results of their labors .

天鹅们于是随领头鹅再次腾空而起，以圆圈状盘旋在空中，等待观瞧它们劳动的成果。

These enterprises provide employment to 50 million rural labors .

这些企业为5000万农村劳动力提供了就业机会。