Plants breath in air and breath out moisture through tiny pores called stomata.

植物体通过气孔吸入空气并且传递出水分。

youdao

Hearing those words announcing his death was like a blow to the solar plexus knocking the breath out of me, but telling the rest of my family was more dreadful.

听到宣布他死亡的那些话语，我的心口就像被猛击了一下而无法呼吸，但是把消息传达给家里的其他人则更加的可怕！

youdao

We were out of breath after only five minutes.

我们五分钟后便气喘吁吁了。

《牛津词典》

Some people cough, wheeze or feel out of breath during or after exercise.

VOA: special.2009.07.28

Again, deep breath in; slow, gentle, quiet breath out.

再一次深深吸气;,缓慢，平稳，安静地呼气。

哈佛公开课 - 幸福课课程节选

I sometimes use the mantra like just breathing in the breath of God and breathing out the breath of God.

我又是也会吟颂咒语,就好像吸入上帝之气,呼出上帝之气。

普林斯顿公开课 - 人性课程节选

While sub-prime has morphed into a naughty word, a near clone has stealthily infiltrated the mortgage markets, choking the breath out of many unfortunates ensnared by its enervating tentacles.

FORBES: Meet The New Subprime: It Will Cost Us Billions

She let a long breath out.

NEWYORKER: Letting Go

The Central American is talking to himself in Spanish, not under his breath but out loud.

NEWYORKER: Labyrinth