Scientists estimate the Kuiper belt is likely home to hundreds of thousands of icy bodies larger than 60 miles (100 km) wide, as well as an estimated trillion or more comets.
Such a wide discrepancy is not simply because the various bodies measure different things, but also because the picture of women in South Africa is so mixed.
这些排名差异如此之大，不仅仅是不同结构评定不同目标能解释的，更是由于南非妇女情况复杂。
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The bodies of these mammoths were found throughout a wide swathe of northern Siberia.