The ink was kept deliberately thin and exposed to air at a precisely controlled temperature, which concentrated the gold particles at the curved upper surface of the fluid.

我们故意把这种墨水保持低浓度，并把它置于精确控制的温度下外露于空气中，这样流体上表面破浪地方的黄金颗粒就能得到浓缩。

youdao

At room temperature, the slime mould moves at a slothful rate of about a centimetre per hour, but you can speed this movement up by giving the mould a blast of warm, moist air.

在室温下，这种黏菌以极慢的速度移动，大概1厘米每小时，但是你可以给它一鼓温暖潮湿的空气来加快它的速度。

youdao

Relative humidity is the amount of moisture in the air at a specific temperature compared with the amount it could hold at that temperature.

相对湿度就是在一定的温度下，空气中水汽的实际量和空气可以承载的最大水汽量的比例。

youdao

There is Space Air's environmental control system that keeps household air fresh and at the right temperature.

BBC: Home of the future mock-up

At one point, the air temperature around them reached 130 degrees.

NPR: Ex-Firefighter Relives Yellowstone's 'Black Saturday'

More detailed climatic data have been obtained since 1998 at the Martial Este Glacier, including air temperature, humidity and solar radiation.

UNESCO: Dublin Core