(noun.) a giant planet with a ring of ice particles; the 8th planet from the sun is the most remote of the gas giants; 'the existence of Neptune was predicted from perturbations in the orbit of Uranus and it was then identified in 1846'.
(noun.) (Roman mythology) god of the sea; counterpart of Greek Poseidon.
整理:米莉
校对:梅雷迪思