The Italian display included tight formations of jets with contrails in the red,white and green of the nation's flag, the smoke forming hearts, crosses,spirals and more.

VOA: standard.2009.11.15

> Yeah, so when green flag clicked, and that's kind of the very explicit way of saying when you start this program by clicking in the green flag, here is what's gonna get executed first.

>，是的，“点击绿旗“,就是用这种直白的方式告诉你,你需要点击这个绿旗才能启动整个程序，这是程序生效的入口。

哈佛公开课 - 计算机科学课程节选

So now, if I click the green flag, the program seems broken or--I don't know.

因此，如果你现在点击蓝色符号，程序可能会中断。

哈佛公开课 - 计算机科学课程节选

It's a little puzzle piece that says when the green flag is clicked and this is kind ; of like the beginning of a program; when you double click an icon on your desktop this is how something like that is implemented; it's listening for that double click, it's listening for that green flag.

是一小个按钮，它的意思是,何时点击绿色旗帜,这就好比开始运行程序;,当你双击桌面上的图标,就开始执行操作,桌面的图标需要双击，绿色小旗也等待点击来执行命令。

哈佛公开课 - 计算机科学课程节选

So let's go ahead and click the green flag.

所以就让我们点击这个绿色标记吧。

哈佛公开课 - 计算机科学课程节选

Go ahead and click the green flag.

好，点击绿色符号。

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。

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