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What do you know about Mars? What does it look like? Mars is the fourth planet from the sun in our solar system and is named after Mars, the Roman god of war. Its diameter is 53% as wide as that of the earth. Mars goes around the sun at a distance of about 228 million kilometers.
关于火星你了解多少？火星是什么样的？火星是太阳系中距离太阳第四的星球，以罗马战神的名字“Mars”命名。火星的直径是地球的53%。火星在距离太阳2.28亿千米的轨道上绕行。
You can tell which planet is Mars because it is bright red in the night sky. It looks like a red and orange ball. It's very beautiful. But during spring and summer, the surface of Mars is covered by strong storms.
火星在夜空中是明亮的红色，很好识别。它看起来像一个橘红色的大球。很漂亮。但是春夏季时，火星表面覆盖有厚厚的云层。
The gravity on the surface of Mars is about two-fifths as strong as it is on the earth. So a person who weight 90 kilos on the earth weights only 36 kilos on Mars. The temperature on Mars is between -138℃ and 28℃. The air has only 0.13% oxygen.
火星表面的重力大概是地球的1/5。所以在地球上有90公斤重的人在火星上只有36公斤。火星上的温度大约在-138℃ 到 28℃之间。空气中含氧量只有0.13%。
It takes a spaceship about eight months to reach Mars from the earth when the two planets are closest to each other. Scientists are still searching for more information about Mars.
火星与地球相距最近时，宇宙飞船需要八个月才能从地球抵达火星。科学家们还在探索更多关于火星的信息。
