I mean, you don't even say hi to me.

VOA: standard.other

I think they're purple or so in scratch, or yeah, purple, I think, generally; say hi, for two seconds.

我觉得在scratch中，它们是华而不实的，我觉得，通常，显示hi，只要两秒钟。

哈佛公开课 - 计算机科学课程节选

and you say "hi" to everyone that you see on the street.

无论在街上遇到谁，你都可以跟他打招呼。

百慕大出身 - SpeakingMax英语口语达人

He told the singer: "My daughter said if I didn't say 'hi' to you I'd be in trouble, so 'hi' from my daughter."

VOA: special.2011.01.07

Well, this statement here say "oh hi world" is going to map very specifically to this line here.

大家看，这里的“oh，hi，world“,是不是正好对应于这一条语句呢。

哈佛公开课 - 计算机科学课程节选

Last time we say hi to New Zealand.

上次我们向新西兰的同学问好。

哈佛公开课 - 幸福课课程节选

Now this program's a little different from what we saw before because it's obviously not gonna say oh, It's going to say oh, hi David presumably.

大家可以看到，这个程序和之前的,颇有不同，不再是单纯地，它可能会显示“oh，hi，David，“

哈佛公开课 - 计算机科学课程节选

> So this thing here, when green flag clicked say, oh, hi world, this was perhaps the simplest program we could write in Scratch.

>，我们先看看这个例子，“点击绿旗“下面显示“,这也许是我们用Scratch软件写出的最简单的，程序了。

哈佛公开课 - 计算机科学课程节选

So a loop or an infinite loop, because true is always true, there is no-- nothing on the screen that seems to change this keyword true, so this is actually a deliberate infinite loop, but so was that thing up top to forever say hi or whatever it is you wanted to do.

因此而出现死循环，屏幕上的这些语句无论怎么运行,都无法改变它为真的事实，这就是所谓的死循环，无论你想不想要,屏幕上都会不断打印出“hi“

哈佛公开课 - 计算机科学课程节选

So say, "Oh, hi world."

所以说“Oh，hi，world，“

哈佛公开课 - 计算机科学课程节选