Photo above shows four-week-old baby bats tightly wrapped in towels.

如图所示，仅有四周大的小蝙蝠被紧紧裹在毛巾里。

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To activate helper genes, chemical tags called acetyl groups must first loosen tightly wrapped DNA.

为了激活这些辅助基因，那些被称为乙酰群的化学物质必须首先释放出那些紧紧被包裹住的脱氧核糖核酸。

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It occurred to me that I might have gotten myself too tightly wrapped up in my job, to the sacrifice of the basic but non-materialistic values of life.

我突然意识到我可能太专注于自己的工作，结果却牺牲了最基本但却是非物质的生活价值。

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In another, pilot Willie McCool demonstrates how a tightly wrapped ball of trash could be used for fun as a soccer ball, football or baseball.

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Yet surely having something wrapped right around your mind is different from having your mind wrapped tightly around something.

NEWYORKER: The Information

The catwalkers wore fur boxing gloves and hoods, with an opening for their ponytails, wrapped tightly around their heads, and fuzzy footwear.

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