earth atmosphere是什么意思 earth atmosphere怎么读
earth atmosphere的用法和样例
- 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。
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