Strano's team found that they could create a faint light for three and a half hours.

Strano 的团队发现，他们可以在三个半小时内产生微弱的光线。

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Three and a half hours have just vanished.

三个半小时就这么浪费过去了。

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The historical drama eventually clocked in at three and a half hours.

这部历史剧最终的时长达三个半小时。

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But recent findings suggested that tPA may be effective in saving brain tissue even if three to four and a half hours have passed.

VOA: special.2009.09.22

Well, but it ought so in the midst that the bullion, was at the end of the bullion conversation that went on forth actual three and a half hours, and you saw the shortened version.

在他黄金事业中间应该有的挫折，一般都在事业的最后出现,总时长三个半小时，你们看了缩短版。

麻省理工公开课 - 电影哲学课程节选

And if you are prepared to stand up for about two and a half to three hours to watch a play,

而且你要准备好了站上大约两个半小时到三个小时，去看一场戏剧，

莎士比亚环球剧院 - SpeakingMax英语口语达人

Ms. Ivey can drive there on weekends in roughly three and a half hours.

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Sinclair survived for over three and a half hours to make 69 as they struggled to 142-5 at tea.

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Suppiah, opening with Trescothick, dropped anchor to hit 58 not out from 119 balls in three and a half hours.

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