关于地球的一些事实，其实一直以来都是不正确的，让我们一起来了解下。
Those "facts" you thought you knew about the earth probably aren’t correct.
你所知道的关于地球的5个“事实”其实都是错的。
1. The Sahara is the biggest desert on Earth.
1. 撒哈拉沙漠是地球上最大的沙漠。
Not all deserts are hot and sandy. They only need to be dry and inhospitable. Antarctica fits the bill perfectly.
并非所有的沙漠都是炎热、只有沙。只要干燥，荒芜人烟就是沙漠。而南极洲才是最大的沙漠。
It only received 2 inches of precipitation per year.
它每年降水量仅有2英寸。
2. You can balance an egg during the spring equinox.
在春分时可以将鸡蛋竖起来。
You can do this any day of the year. It just requires a well-textured eggshell and steady hand.
其实，一年中的任何一天都可以竖蛋——只要蛋壳质地粗糙，双手保持稳定。
3. Mount Everest is the tallest thing on Earth.
3. 珠穆朗玛峰是世界最高的山。
At 29,035 feet, Mount Everest is the tallest mountain above sea level. But Hawaii’s Mauna Kea extends almost 20,000 feet below sea level. Making its total height 33,5000 feet.
海拔29035英尺的珠穆朗玛峰是世界上最高的山峰。但夏威夷的莫纳克亚山脉有2万英尺在海平面以下，它的山体总高度达335000英尺。
4. The Earth is a perfect sphere.
4.地球是一个完美的球体。
The spin of the Earth slightly flattens the poles. Creating a bulge of rock at the equator. Scientists think global warming and glacial melt is causing the bulge to grow.
地球的自转使得其两极稍扁,同时科学们认为全球变暖以及冰川融化导致赤道略鼓。
5. People in the middle ages thought the Earth was flat.
5.中世纪的人认为地球是平的。
During the middle ages, nearly every scholar thought the Earth was round.
事实上，中世纪的几乎每位学者都认为地球是圆的。
