This acid air has been known to denude forests, and obviously the inhalation of such air cannot be good for human lungs.

这种酸性气体，我们都知道毁坏森林。显然，吸入这样的空气对人的肺不利。

youdao

For instance, yawning should not occur when ambient temperatures exceed body temperature, as taking a deep inhalation of warm air would be counterproductive.

举个例子，呵欠在环境温度超过体温时不大可能发生，因为这时候深吸一口热空气只能帮倒忙。

youdao

Indoor air at the separation was separated out by the export control scheduling, and the water still flows through the impeller around the outer edge of backwater hole, and mixed air inhalation tube.

在分离室内空气被分离出来，由出口管排掉，而水仍经左右回水孔流向叶轮外缘，并与吸入管空气相混合。

youdao