Or vaccines that could be transported more easily— the hepatitis vaccine that we get is not stable unless it's refrigerated.
或者令疫苗更易于运输,现在的肝炎疫苗一定要冷藏,否则它就不稳定
It gets really kind of trippy if you wanna output a backslash, \ you can't just use the backslash, \\ you need to use backslash backslash because otherwise a single backslash is confused with the so called escape character.
如果你想输出一个反斜杠,估计又得迷糊了,实际上,你不能直接用,而是要,否则一个\可能会被误认为,是转义字符。
You've got to place the boundary at exactly the right place, otherwise you've got a bit too much in your system or a bit too little.
你要把边界,设置在正确的位置上,否则你的系统就会要么多出一部分,要么少一部分。
Let's go the other direction. And yes, I guess I'd better say s not 2, or we're going to get an error here. Again, in twenty-three checks.
这里我得说不能是2,否则要报错了,再一次,调用了23次,在这个例子里,它从尾部开始。
And you don't just have to have and if or nothing construct.
你补补一定要建立if这样否则,不做其他事情这样的指令。
Is the first part. That says, I took the branch through here that eventually got to the end and said, there wasn't a solution, in which case I'mgoing to print out, there ain't no solution, otherwise I'll print out the pieces. All right, let's check it out. Ah, what did I say?
我是否返回了特殊的none值?是第一部分,这里的意思是我从这个分支,走到这儿最终走到最后,并告诉我这条路没有解决方案,也就是我想要打印的结果,没有符合的结果,否则我会把它们输出来?
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