一位伟大的思想家说过,如果我们失去了用不同方式思考的能力,那是最不幸的
According to one great thinker, it is most unfortunate if we lose the ability to think differently.
如果我们继续为了象牙猎杀大象,那么我们人类终将会失去它们。
If we continue to kill elephants for their ivory, we humans will lose them in the end
我们能从这位老人身上学到的是:如果你因为一件不成功的事情失去了很多,那就让它过去,继续前进。
What we can learn from the old man is this: if you've lost a lot over something that doesn't work, let it go and move on.
OK, so we've got UV light here, and let's see what we can see, and we lose electrons, if that's what's happening.
好了,我们已经有了紫外光源,让我们来看看能观察到什么,如果那些事情发生了,我们将会失去电子。
Lithium has three electrons. If it loses two one remains. What is this formula telling us?
锂原子有三个电子,如果它失去两个,剩下一个,那么这个式子告诉了我们什么?
If helium loses on electron, what do we have?
如果氦原子失去了一个电子,我们得到了什么?
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