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题库 / Prep2007E1-SC-133
In the past several years, astronomers have detected more than 80 massive planets, most of them as large or larger than Jupiter, which circle other stars.
most of them as large or larger than Jupiter, which circle
most of them as large or larger than Jupiter and circling
most of them at least as large as Jupiter, circling
mostly at least as large as Jupiter, which circle
mostly as large or larger than Jupiter, circling
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下面是引用别人的，我个人认为这个circling是现在分词做后置定语修饰planet，most of them at least as large as Jupiter可以看做是个插入语，可以不看做句中成分
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