Some students spend too much time using their cell phones to listen to music, watch movies or play online games and this will take much of their spare time.

一些学生花太多的时间使用他们的手机听音乐，看电影或玩网络游戏，这将占用他们的空闲时间。

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If you’ve got a shortish but not insignificant chunk of time to spare online – perhaps you’re babysitting for friends, or hanging around waiting at an airport – how about getting some extra cash?

如果你有一个比较短但花在上网又绰绰有余，也许这时你会 - 也许你会帮朋友照顾一下孩子，或这到机场附近逛逛。 如果可以挣外快你觉得怎么样？

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I wish he had become a committed school teacher instead, spending every minute of his spare time making music and sharing it online for free.

我想他还不如当一个兢兢业业的老师，在空余的每分每秒都弄音乐并且让别人在网上免费分享。

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If demand cools, and especially if oil fields come online and restore the spare capacity of yesteryear, the cartel will regain its pricing power.

ECONOMIST: How OPEC's fear of $5 oil led to $50 oil

Since Japan lacks both oil and natural gas, keeping the lights on in Tokyo is going to mean bringing most if not all of that spare capacity back online, and that will require importing more petroleum to fuel the plants.

FORBES: Japanese Oil Demand Likely To Jump

As the biggest supermarket in Britain, it has plenty of spare cash to fund an online business which is notoriously difficult to make any money from.

BBC: Amazon's struggle to stay ahead