他饮酒已失去控制。
I just did it for a laugh, but it got out of hand.
我只是开开玩笑,然而却一发不可收拾。
When they arrived there, the angry crowd had already got out of hand.
他们到达那里时,愤怒的人群已经失去了控制。
And things got out of hand.
然后事情一发不可收拾了。
Right, and just to get a sense of this, let's look at a simple little example, so on your hand-out, you'll see I've got a little piece of code that says assuming I've got one of these points, I want to do things with it, for example I might want to add them together.
这些数组中的一个,你怎么能够知道,它是哪种类型的呢?,你怎么知道它是以笛卡尔坐标,表示的还是以极坐标,形式表示的呢?,你没有可以用来区分的东西,你没有说明这种信息,聚集实际上的意义。
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