And if you're returning nothing, you don't just leave it blank.
如果不返回任何值,你就让它成为空白的。
Maybe you should leave before it gets too dark, so that you don't have to walk too far.
也许你该在天黑之前就动身回去了,这样你就不用走那么远了。
So think about why I didn't leave it here.
所以想一想我为什么不把它放在这儿。
And I don't think that we will be completely satisfied when we do leave with what we left behind That's it for today.
我认为我们不会非常满意,当我们走时,看到我们所留下的问题,今天的节目就到此结束了。
Can't be detected in terms of its... It doesn't leave traces behind.
检测不到。,是因为它没留下任何的痕迹。
What makes the law surprising is that if I only gave you half the law, namely every body will remain at rest if it's not acted upon by a force, you will say, "That's fine. I accept that, because here's something, you leave it there, it doesn't move.
这条定律妙就妙在,如果只看定律的前半段,即,如果物体不受外力作用,将保持静止状态,你肯定会觉得,"这没什么,我能理解,因为你把一个物体放在那里,自己肯定不会动
I'm checking that I didn't leave my program because I didn't find an answer. Well this is a good thing, it's better than my program running forever, but it's a bad thing because I don't have it the square root of 0.25.
我对计数器要做个验证,因为我不会没得到答案就退出程序,好,这其实是个好事,因为它不会让我的程序永远跑下去,但这也是件坏事因为,我没得到0。25的平方根。
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