If you decide not to buy, the money you have spent on the survey is not recoverable.

如果你决定不买，你花在鉴定上的钱就拿不回来了。

《柯林斯英汉双解大词典》

Locking them away is not sufficient, you have to give them treatment.

把他们关起来是不够的，你必须给他们治疗。

《柯林斯英汉双解大词典》

It is not often that you get such an opportunity.

你得到这样的机会，可不是常有的事。

《牛津词典》

Experts say a good rule to remember is not to post anything you would not want your mother to see.

VOA: special.2009.09.14

It means "go out," right? " This is the way out. This is the way you get out of here," not "This is the way you get in here."

它的意思是，请出去吧“,这是出口，不是入口“,这里不能入内“

耶鲁公开课 - 文学理论导论课程节选

when you feel upset or when you feel frustrated that something is not going the way that you wish it would.

当你觉得很失落，或者当你因为事情不像你期望的那样进展而感到沮丧时，你也可以使用这个句型。

I'm frustrated 课堂 - SpeakingMax英语口语达人

Whether this is a viable option for you or not is up to you, but doing the research is key to staying out of financial quick sand.

FORBES: Student Credit Cards: The Good, The Bad and The Ugly

Steve Jobs once said that focus is not what you choose to do it is often what you choose not to do.

FORBES: Will Microsoft Inject Trademark Mediocrity Into Promise Of Skype?

For example, whether or not you pick a spade from a deck of cards is independent of what you picked previously if you replace the card you pick, but is not if you don't.

ECONOMIST: Particle physics