The pointof this convoluted procedure is that this combination of multiplication and division produces a pure, dimensionless number.
这个复杂运算过程的关键在于，这种乘除法混合物生成了一个纯粹的无因次数。
2
There are the petty squabbles over the remote control, the age-old battles over the divisionof labour, all of which simmer nicely to boiling point due to the different ways men and women communicate.
关于遥控、关于技术分工，已经有很多争论，所有这些争辩将会由于男人与女人沟通方式的不同而达到顶峰。
3
This divisionof labor caused cultural confusion when Europeans arrived. From the European point of view, farming was real work, while hunting and fishing were just recreational sports.