如果说，繁荣期一旦开始活跃要叫停决非易事，那么，打从一开始就叫停也没那么容易。

If it is hard to stop booms once they are in full swing, it is no easier to prevent them from starting in the first place.

youdao

我证明了死不是那么容易的一件事，因为从我15岁开始一直到二十几岁， 我一直徘徊在生死边缘，就像大多数瘾君子一样。

I am proof that it isn’t that easy to die, because from the age of 15, well into my twenties, I was working on dying. Most addicts are.

youdao

但她开始的尝试并不成功，“这工作没有看上去的那么容易”，她说。

But her initial attempts failed. "This work isn't as simple as it looks," she said.

youdao

And that's, you know, saying a lot of words, let's do an example because it's probably easiest to see this by looking at a specific example.

因为可能看一个特定的，例子更容易明白些，那么这里是我要,以它开始的一个例子,假设我要写一个。

麻省理工公开课 - 计算机科学及编程导论课程节选