More than 20 helicopters began swooping in low over the ocean...20 多架直升机开始下降向海面俯冲。...better mapping of the ocean floor.对海底地形的更精确绘制...the Indian Ocean.印度洋Infrasonic observations of open ocean swells in the Pacific: Deciph...
无技能的工人通常比有技能的工人挣钱少.Unskilled workers usually earn less money than skilled workers.随着经济转向生产,对普通无技能的劳工需求减少.As the economy has shifted towards production there is less demand for ordinary, unskilled labor....
The company undertakes mechanical work on all types of cars...该公司承接各类汽车的修理工作。He undertakes a dangerous job.他从事一项危险的工作.He undertakes a piece of work.他从事着一项工作.The company undertakes mechanical work on all types of cars.该公司...
然后所有这些消极性会侵蚀彼此,让敌意滋长.Then all the feeds on each other and the animosity grows.针对其消极性的一面提出了优化设计手法, 并在实例中通过数值比较加以论证.The author lists the methods of optimizing the negativity trait, and confirmed comparing data.但是,阿克洛夫和希勒,却...