Inspiration, expiration, right? Inhale, exhale, inhale, exhale.

“吸气和呼气，对吧？吸气，呼气，吸气，呼气。”

He exhaled, and the tree inhaled.

他呼一口气，树也吸一口气。

And use the exhale to relax your shoulders.

呼气放松肩膀。

The tree exhaled, and he inhaled.

树呼一口气，他吸一口气。

He exhaled angrily, and looked away.

他生气地哼了一声，看向别处。

Until finally one day, she breathed in... and never exhaled.

直到有一天，她终于吸了一口气便再也没有吐出来过。

These are microscopic particles that people exhale just by breathing and speaking.

这些是人们仅通过呼吸和讲话即可呼出的微小颗粒。

This gets rid of the waste carbon dioxide exhaled by the astronauts.

这可以去除宇航员呼出的二氧化碳废料。

Regular bubbles are made by releasing gas under water, like when you exhale.

常见的气泡是通过在水下释放气体而形成的，就像你呼气时一样。

Best guess...I forgot to account for the excess oxygen that I've been exhaling when I did my calculations.

我的猜想是我计算的时候忘了把我呼出的氧气算进去了。

And they also aren't producing the extra CO2 that you're suddenly exhaling all over the place.

它们也不会产生你突然到处呼出的额外二氧化碳。

That second part, the exhale, is key.

第二部分才是关键，也就是呼气。

How about your lungs, inhaling, exhaling, breathing?

肺部怎么样？能正常呼吸吗？

They expand when inhaling air, and contract when exhaling air.

它们在吸入空气时膨胀，在呼出空气时收缩。

Round your back, press the point, and exhale.

弓背，按压，呼气。

That's 95% of particles blocked from being inhaled and exhaled too, thus the 95 in the names.

也就是说，口罩名称中的“95”是指有95%的颗粒被阻止吸入和呼出。

Exhale, clamp the hands down, step back, high point.

呼气，双手向下，后退，抬到高点。

Take a big breath in through your nose for five seconds and then slowly exhale through your mouth.

用鼻子深吸气五秒，接着慢慢地用嘴呼气。

Exhale, step it all the way up and through.

呼气，一步步向上。

In fact, many of the molecules you're breathing were likely exhaled by members of ancient civilizations and innumerable humans since.

事实上，你所吸入的那些分子很可能是古文明及后续无数人类所吐出来的。