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来源:雅诚德英语网
So, if we kind of think about the Numbers we would need, we would actually need a velocity that approached something that's about 10 to the negative 30 meters per second.
所以如果我们稍微想想,我们需要的数值是多少,我们需要一个,大约为10的负30次方米每秒的速度。