Up until then, I hadn't truly realized just how expensive an education can be.

直到那时，我才真正意识到教育是多么的昂贵。

youdao

I bought Dickan expensive pen, but he sold it for a song and then he lied tome, saying that he has lost it. I really got irritated!

我给迪克买了一支很贵的钢笔，他却以极低的价钱卖掉了，回来跟我撒谎说笔丢了，我非常生气。

youdao

Then again, if I lived in an expensive real estate market, I’d be on the low end of the spectrum.

其次，如果我处于昂贵的房地产市场，那我可能处于最末端。

youdao

Mr. Noer obviously has an ax to grind and I believe he should do it at his own expensive - but then I guess he did.

FORBES: Magazine Article

D. committee to sign the required forms with an expensive pen, and then I give the pen to the student.

WSJ: Dan Ariely, Author of Predictably Irrational, on Holiday Gifts

My mission then was to work out how easy it was to get and then spend Bitcoins - and I eventually ended up with a rather expensive pizza, ordered via an American site and delivered by a London chain.

BBC: The Bitcoin bubble