| 释义 |
earth atmosphere
基本例句
地球大气
Nitrogen forms about 78% of the earth's atmosphere.氮约占地球大气的百分之七十八。
The Earth's atmosphere seeks a steady oxygen level much as a thermostat hones in on a steady temperature.地球大气寻求固定在某一氧含量水平，就像恒温器总是寻求固定回某一温度。
The earth's atmosphere filters out much of the sun's radiation.地球大气层可以滤掉太阳的大部分射线。
Instead the Moon remains visible during totality, reflecting reddened light filtering into the Earth's shadow.月全食期间月球还是可见，光线经过地球大气层散射到地球阴影里，让月球反射出红光。 |