Changing from hunting and gathering to agriculture had no immediate advantages.
从狩猎和采集转向农耕并没有立竿见影的好处。
Even within a single field, conditions are always changing from one section to the next.
即便在同一个区域内,不同部分的情况也总是在变化。
The sea cucumber has a type of collagen in its skin capable of excreting or absorbing more water effectively changing from a liquid to a solid.
海参的肌肤内有一种胶原质,能有效排出或者吸收更多水,在液态和固态之间转换。
He said the mission in Iraq is changing from a military effort led by troops to a civilian effort led by diplomats.
VOA: special.2010.08.07
So delta u is just equal to the work but we also know what happens T2 because the temperature is changing from T1 to T2.
所以Δu等于输出的功,但我们也知道它会发生,同时我们知道温度从T1变到。
It comes from the fact that velocity is a vector and you can change your velocity vector by changing your direction.
其原理就是,速度是矢量,你可以通过改变方向来改变速度
应用推荐