海王星直到1846年才真正地被发现，差不多是在伽俐略用他的望远镜观察到它的234年之后。
Neptune was not truly discovered until 1846, about 234 years after Galileo first sighted it with his telescope.
海王星直到1846年才真正地被发现，差不多是在伽俐略用他的望远镜观察到它的234年之后。
Neptune was not truly discovered until 1846, about 234 years after Galileo first sighted it with his telescope.
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