Breathing is a laborious activity, and patients breathe in a more exaggerated manner in order to obtain sufficient oxygen.

患者呼吸困难，需要用力吸入空气才能获得足够氧气。

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Breathing is a laborious activity, and patients breathe in a more exaggerated manner in order to obtain sufficient oxygen.

患者呼吸困难，需要用力吸入空气才能获得足够氧气。

youdao