In the case of the traveller, this might be calling up a web page on which the train timetable is displayed.

比方说刚才那位旅客，这样就会让手机去访问一个含有列车时刻表的网页。

youdao

We follow the news, despite knowing it'll be a train wreck and the Charlie Sheen show, just in case we miss out on something important.

即使知道会有关于火车失事、查理·辛脱口秀的内容，我们还是习惯地观看新闻报道，生怕错过重要信息。

youdao

This is a special case; they want to train hard.

这是一个特例，她们想要更艰苦的训练。

youdao

Again, I don't have data to back this up, but just common sense suggests to me that the common case is if I'm on the subway platform I want to get on that train and maybe I want to get back and where are those two buttons, right?

此外，我没有数据来备份这个，但是常识告诉我，常见的情况是,如果我站在地铁站台上，我想乘上地铁,可能我还想回来,那么哪里能找到这两个按钮，对不？

哈佛公开课 - 计算机科学课程节选

"Just as the military cannot hire people off the street to become instant majors and lieutenant colonels, it takes years for the CIA to recruit, train and deploy experienced case officers, " he wrote.

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"We have given HSE the responsibility for approving the safety case for all train operators, " he said.

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