The most common coping strategy, though, is simply to increase the number of paying people per square foot of dwelling space — by doubling up or renting to couch-surfers.

但是，最常见的应对策略只不过是，增加住所内每平方英尺付费者的人数，常见的方法有将合租人数翻倍，或出租给沙发客。

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The quake coincided with the start of the school year.Pupils from damaged schools are doubling up in others, or will use temporary classrooms.

地震正值学校新学年的开始，受灾的学生数成倍增长，或是使用临时搭建的教室。

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But unless you are just overwhelmed with business to pass along, I wouldn't recommend doubling up your strong-contact referral networking.

除非你的业务太多，否则我不建议你把有深厚联系的职业关系网的数量翻倍。

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We hypothesized that renters were either doubling-up or trading up.

FORBES: Property Managers Cut Renters Slack But At What Price?

Teachers could choose a plan under which their pay would rise spectacularly -- nearly doubling by 2010 -- in exchange for giving up tenure.

WSJ: Rhee-Forming D.C. Schools

In 2010, he also lent his intonation to the Italian version of The King's Speech, doubling up for Colin Firth's Oscar-winning turn as George VI.

BBC: Magazine