If possible keep a spare pair of glasses accessible in case your main pair is broken or lost.

如有可能留一副备用眼镜以防你常用的那副打碎或丢失。

《柯林斯英汉双解大词典》

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If you get lost without a phone or a compass, and you literally can't find north, a few tricks to help you navigate back to civilization, one of which is to follow the land.

如果你在没有电话或指南针的情况下迷路了，你真的找不到北，有一些技巧可以帮助你导航回到文明世界，其中之一就是跟随陆地。

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Helen looked straight up at the sky as if a lost memory or thought of some kind was coming back to her.

VOA: special.2009.11.08

At times when we read Paradise Lost it seems almost as if Satan were quoting or alluding to Comus.

有时当我们读《失乐园》时,就好像看到Satan在引用Comus的话或影射他。

耶鲁公开课 - 弥尔顿课程节选

If you don't have a legal form, if you've lost it or something, it's online.

要是你没有授权书,或者不小心弄丢了,网站上也有

耶鲁公开课 - 博弈论课程节选

Still, even data stored only on a local computer or drive can be compromised by a determined hacker who targets it when the machine is online, or if it is lost or stolen and falls into the wrong hands.

WSJ: Gathering Vitals Of Your So-Called Scattered Life

Because of this separation, when an employee leaves the company or if a device is lost or stolen, business will be better able to safely and securely remove corporate information from mobile devices, while not having access to an individual personal profile.

ENGADGET: Galaxy S II does work and personal phone duties at once with Telefonica's Dual Persona service

Yet about half said they would have felt angry or frustrated if they lost a game because of cheating by the other team.

BBC: Pressure to win 'turns children into sports cheats'