Becoming fluent is not something that just happens to you.

说一口流利的英语并不是一件自然而然的事情。

" That just happened, " returned Dorothy simply; " I could not help it."

“那只是意外，并不是我有意的啊。”

And I find that far more compelling that something that just happened to come out of here.

我发现更令人信服的是刚刚发生的事情。

Not something that just happens in a classroom, but happens every day, at any hour of the day.

不是只在教室里发生的事情，而是每天每时每刻都在发生的事情。

And I think everyone is just hoping that this morning's shootings are an anomaly that just won't happen again.

我认为所有人都希望今天早上的枪击案是异常现象，不会再发生。

I guess that just happens to me.

我想这只是发生在我身上。

It was something that just happened magically.

这是神奇地发生的事情。

And that just also happened in China.

这也发生在中国。

And that just happened to be New Zealand.

那恰好是新西兰。

(laughing) Oh wow, that just happened.

（笑）哦，哇，这就发生了。

Now they all deal with a change, either a change that just happened or one that is proposed to happen soon.

它们都是在讲一个改变，要么是刚刚发生的改变，要么是被提议即将发生的改变。

It isn't something that just happens to a person.

这不是发生在一个人身上的事情。

I want to remind you of something that just happened.

我想提醒你刚刚发生的一件事。

And it's something that just happened.

这是刚刚发生的事情。

There are words that just happen to begin with those letters.

有些词恰好以这些字母开头。

A chemical that has another function that just happens to fluoresce.

一种化学物质， 具有另一种功能， 恰好能发出荧光。

Talking about something that just happened recently, I saw my friend.

说着最近刚发生的一件事，看到了我的朋友。

And you can still see the effects, or something that just happened.

你仍然可以看到效果，或者刚刚发生的事情。

That just happened to disappear from her closet?

结果在被偷以后 正好被你买到了？

That just happens to lay out like this.

恰好就形成了这个。