Whenever this point, the family reunion, and enjoyable.
每当此时,合家团聚,其乐融融。
But whenever this point, the heart of winter jasmine another smile, it makes me grow.
但每当此时,心里的迎春花又一次微笑,它使我成长。
An investigation shows that whenever the unemployment rate increases by 1%, the death rate increases correspondingly by 2%. All this comes down to one point: work is helpful to health.
有一项调查表明,失业率每增长1%,死亡率相应增长2%,所有这些表明:工作有利于健康。
Right now at this point in our course, whenever you have a problem where there is some body and someone says, "Write all the forces on it", what you have to do is very simple.
现在在我们这个课程里,如果你遇到一道题目,题目给了你一个物体,并要求你,"写出该物体所受的所有力",你要做的其实很简单
So, the point is whenever you have derivatives with something over dt, do not hesitate to cancel the dts This will be actually true as long as both quantities are vanishingly small.
关键在于,只要你推出的式子分母上有dt,不要犹豫,直接约掉,这个式子只在,两遍都是无穷小的情况下成立
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