I filled this room with expensive scientific equipment that I did not know how to use.

VOA: special.2011.06.18

I think that maybe some people don't think carefully enough about how expensive it is

我觉得有些人没有考虑清楚学费到底有多贵，

拿全额奖学金 - SpeakingMax英语口语达人

And that's how it actually gets to be so quiet when you have on, supposedly, these quite expensive headphones.

所以你戴上它后会觉得,周围非常安静，可想而知,这种耳机非常贵的。

麻省理工公开课 - 化学原理课程节选

We'll look at things--sectors say they're cheap or expensive and exploit the opportunity; but at least in terms of how I define market timing, it wouldn't be included in that definition.

关注研究资产和行业的细节,看它们是便宜了还是贵了,来发掘投资的机会,但至少在我所定义的市场时机选择方面,并不包括这些

耶鲁公开课 - 金融市场课程节选