We have four girls and three boys.
我们有四个女生,三个男生。
We have four lessons every morning.
我们每天上午有4课。
We have four seven-week terms at WPI.
在WPI我们有四个为期七个星期的学期。
We have four thousand accredited colleges and universities.
VOA: special.2010.11.18
So we can think about now doing bonding, and now we have four equal orbitals with one electronic each.
我们现在可以考虑成键了,现在我们有4个等价的轨道,每个上面有1个电子。
So we can have four total hydrogens bonding here, - and we can think about how to describe these carbon- carbon bonds.
我们这里一共有四个氢原子成键,我们可以考虑怎么来-,描述碳碳键。
应用推荐