On the London Underground, Victoria line trains drive themselves between stations, with the human "driver" responsible only for spotting obstacles and closing the doors.

在伦敦的地下，维多利亚线上的列车自动控制在各站台之间来回，而人类的“司机”只负责留意障碍物以及关门。

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He didn't get much further than the first line of her cover letter before spotting the problem.

她的父亲接过简历瞟了一眼封面的第一行便指出问题所在。

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This turns Twitter intoan early-warning system (like a canary in a coalmine) for spotting negativebuzz and heading it off before it doesreal damage toyour bottom line.

这样可让Twitter变成一种预警机制 （有点象煤矿里的金丝雀），用于发现消极的发言，并在这些发言伤害到你的底线之前化解掉。

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Spotting that Katich was stepping into line, Morne Morkel removed the New South Welshman when he trapped him lbw with a full toss.

BBC: Australia recover from poor start

And workers can look all the way down the line and see through the cars, spotting bottlenecks quickly.

FORBES: Strategies

Ireland swung left, spotting space outside, but the crucial pass went between Fitzgerald's legs with the line at his mercy.

BBC: Wales 19-13 Ireland