For the best results, carrots should be grown in sandy soil that does not hold water for a long time.

VOA: special.2009.02.24

Let's say oftentimes orchestral musicians, they're sitting there and they're not playing so they have to be able to count for a long period of time.

时常,管弦乐团的乐手们坐在那里,却不需要演奏,因此他们不得不打很长一段时间的拍子

耶鲁公开课 - 聆听音乐课程节选

So I'd be forced to stay a long time and not enjoy myself.

我就不得不被迫留下来，却玩得不尽兴。

I'm going实战 - SpeakingMax英语口语达人

"The U.S.data should remind us that this recovery is not likely to be V-shaped It seems to me that we are going to see rising unemployment for a long time yet,"

VOA: standard.2009.08.05