铁和水及空气发生反应产生铁锈。
它们对资源的大量开采可能耗尽或不可逆转地破坏森林、土壤、水、空气和气候。
Their surging exploitation of resources threatens to exhaust or unalterably spoil forests, soils, water, air and climate.
他们对资源的不断开发可能会耗尽或不可逆转地破坏森林、土壤、水、空气和气候。
Their increasing exploitation of resources threatens to exhaust or unalterably spoils forests, soils, water, air and climate.
然而如果这颗行星处于很好的位置，天文学家会寻找三样关键的东西：水、空气和岩石。
However, if the planet is in a good position, astronomers look for three key things: water, air and rock.
水比空气导热快。
但他们也能污染水和空气。
水有重量，空气也有重量。
这意味着要保持土地、水和空气的清洁。
肮脏的空气和水是有害的。
由于水和空气污染，很多无辜人民患上各种不治之症。
A substantial number of innocent people are suffering from various kinds of incurable diseases due to water and air pollution.
我们没有空气、食物和水就不能生存。
人需要空气，就像鱼需要水一样。
而如果这两种介质的密度相差较大，就像空气和水那样，那么大部分的能量将会折射回来，只有一小部分会继续传播进入到新的介质中。
If the two media have really different densities, like air and water, then most of the energy is going to be reflected back, very little of it will keep going and get transmitted into the new medium.
它可能会污染空气和水。
法律禁止乱扔垃圾，禁止污染空气和水。
There are laws against littering and against making the air and water dirty.
我们担心电网会崩溃、不可再生资源会枯竭、沙漠会扩张、岛屿会消失、空气和水会受到污染。
We fear the breakdown of the electric grid, the end of non-renewable resources, the expansion of deserts, the loss of islands, and the pollution of our air and water.
《清洁水法》也通过了，并且《清洁空气法》也得到了支持。
There was also passage of the Clean Water Act and the Clean Air Act was strengthened.
水蒸发留下盐分，形成白色的地壳层，阻止空气和水进入下面的土壤。
The water evaporates and the salts are left behind, creating a white crustal layer that prevents air and water from reaching the underlying soil.
当玻璃杯装满水时，水就会把杯里的空气挤出去。
When the glass is filled with water, the water pushes the air out of the glass.
在离水不到一毫米的地方，空气的温度接近于地表水的温度，空气中的水蒸气几乎饱和了。
Within about a millimeter of the water, air temperature is close to that of the surface water, and the air is nearly saturated with water vapor.
不再使用纸巾能节约树木、水、空气和金钱。
Cutting out paper towels would save trees, water, air and our money.
他认为树木需要水和空气中的气体来生长。
He decided that trees use water, and a gas from the air, to grow.
如果它感觉到有手，水和空气就会从水龙头里流出来。
If it feels there are hands, the water with the air will come from the tap.
有可能用空气代替水吗？
科学家做了一个测试，发现树木可以生长，是因为水和空气中的气体。
The scientist did a test and found that trees can grow because of water and a gas from the air.
有点热，但是空气新鲜，水很干净。
It's a little hot, but the air is fresh and the water is clean.
不像以前那么好了。空气和水都被严重污染了。
It's not so good as before. Both the air and the water are badly polluted.
这个美丽的地方有着干净的水和清新的空气。
被污染的空气和水可以杀死植物、动物，甚至是人。
Polluted air and water can kill plants, animals, and even people.
“嫦娥四号”携带了一个微型花园，里面有空气、水和土壤，还种下了种子。
Chang'e 4 carried a mini garden with air, water and soil with seeds planted in it.
应用推荐