但是，南佛罗里达大学的加里·艾伦达什和同事们说，根据他们对小老鼠的研究，长期使用手机能改善器官功能，而不会导致任何损伤。

But Professor Gary Arendash, of South Florida University, and colleagues say long-term mobile use improves the function of the organ instead of causing any damage following their study of mice.

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在短暂的紧急状况下，些许的浅层呼吸不会造成损伤，但是如果你很长时间都不能深呼吸一口，你的肺会部分萎蔫，导致一种叫做肺陷落的情况。

In a brief emergency, a few shallow breaths won't hurt you. But if you don't take a deep breath for a long time, your lungs can partially collapse, a condition known as atelectasis.

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这才将能确保每支轧辊再上机服役时，轧辊的表面不会有任何的损伤而导致疲劳层的开端。

This will ensure that every roll that is returned to the mill for service is free of any surface damage that may initiate a fatigue path.

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