noun 下载 🔗分享 月海, 阴暗平原。 A large, dark plain, which may have the appearance of a sea. Examples : "From Earth, we could observe maria, the dark, ancient lava plains on the Moon, with just a pair of binoculars. " 从地球上,我们仅用一副双筒望远镜就能观察到月球上的“月海”,那些阴暗古老的熔岩平原。 astronomy geology space 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 玛雷,海。 On Saturn's moon Titan, a large expanse of what is thought to be liquid hydrocarbons. Examples : "Scientists hope to learn more about the composition of Ligeia Mare, a maria on Titan filled with liquid methane. " 科学家们希望更多地了解丽姬娅海的成分,丽姬娅海是土卫六上的一片“玛雷”, 其中充满了液态甲烷。 astronomy space geology substance 与AI对话词汇游戏阅读练习