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- "You change the albedo of the Earth," he explained. 他解释道：“因为你改变了地球的反照率。
- They increase albedo of the Earth and serve as the basis of its global freezing up. 它们增加了地球的反射率，并成为地球全球冰封的基础。
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- The attraction of the moon for the earth causes the tides. 月球对地球的吸引力造成潮汐。
- What percentage of the earth is covered by oceans? 地球上百分之多少被海水覆盖着？
- The heated air drinks up the moisture of the earth. 热空气把土里的湿气都吸干了。
- What is it like in the bowels of the earth? 地球内部是什么样子？
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- The bird-song is the echo of the morning light back from the earth. 鸟的歌声是曙光从大地反响过去的回声。
- They think of themselves as the salt of the earth. 他们自认为是社会中坚。
- The boy asked what lay in the bosom of the earth. 那男孩问地球内部是什么。
- The first blades of grass speared out of the earth. 第一批青草的叶片破土而出。
- Geologists have calculated the age of the earth. 地质学家已经计算出了地球的年龄。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- One revolution of the earth around the sun take a year. 地球绕太阳运行一周需一年时间。
- 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。
- Interpol have searched all the corners of the earth for the elusive hijackers. 国际刑警组织已在世界各地搜查在逃的飞机劫持者。
- The circumference of the earth is almost 25,000 miles. 地球的圆周长约为两万五千英里。
- If the stellar spectrum is known, the albedo of the dust can be obtained. 如果恒星的光谱已知，就可得出尘埃的反照率。
- The Earth is only one of the numerous planets in the universe. 地球只是宇宙中众多星球中的一个。
