When we are working or running, we need more air.

我们干活或者奔跑时，需要较多的空气。

youdao

When we are working or running, we need more air, so we breathe faster than usual.

我们劳动或跑动的时候呼吸比平时快，也就需要更多空气。

youdao

Please keep the windows open. We need more fresh air.

请让窗户开着，我们需要更多的新鲜空气。

youdao

Second, we need to create social and financial incentives to convince industries to invest in more energy efficient boilers, chillers, air conditioners, and other pieces of equipment, even when the older, less efficient equipment is still running properly.

FORBES: Moving Beyond The Symbolism Of Earth Hour