The cameras of the Voyager II spacecraft detected six small, previously unseen moons circling Uranus, doubling to twelve the number of satellites now known to orbit the distant planet
语法 Sentence Correction-4412
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yjylain 2016-04-19 21:21:27
known as = named 被称为，亦称为 known to be = acknowledged as 作为...被熟知，众所周知的是... known for 因为...而出名 known by 凭...而出名
