n.美洲鸵鸟，来鸟 奥鸟

Rhea is the second-largest moon of Saturn and the ninth-largest moon in the Solar System.
译文：瑞亚是土星的第二大卫星，也是太阳系中第九大的卫星。
In Greek mythology, Rhea was one of the Titans, the mother of Zeus, Poseidon, Hades, Hera, Demeter, and Hestia.
译文：在希腊神话中，瑞亚是泰坦之一，宙斯、波塞冬、哈迪斯、赫拉、德墨忒尔和赫斯提亚的母亲。
Rhea is often depicted as a maternal figure, nurturing and protecting her offspring from Cronus.
译文：瑞亚常被描绘为一位母性形象，悉心养育并保护她的子女免受克洛诺斯的伤害。
The rhea, also known as the South American ostrich, is a large flightless bird native to the continent.
译文：美洲鸵（Rhea），又名南美鸵鸟，是一种原产于南美洲的大型不能飞的鸟类。
Scientists have discovered evidence of liquid water beneath the icy surface of Rhea, which suggests possible conditions for life.
译文：科学家已在瑞亚冰冷表面下发现了液态水的证据，这表明可能存在生命条件。
Rhea's dense atmosphere primarily consists of carbon dioxide and nitrogen, with traces of methane.
译文：瑞亚的大气层主要由二氧化碳和氮气组成，并含有微量甲烷。
After successfully completing the Rhea mission, the spacecraft continued its exploration of Saturn's other moons.
译文：成功完成对瑞亚的探测任务后，该航天器继续探索土星的其他卫星。
The Cassini-Huygens spacecraft conducted several flybys of Rhea during its mission to study Saturn's system.
译文：卡西尼-惠更斯号飞船在其研究土星系统的过程中，对瑞亚进行了多次飞掠探测。
Observations of Rhea suggest that it may have a tenuous ring system of its own.
译文：对瑞亚的观察表明，它可能拥有一个微弱的环系。
Researchers believe that studying Rhea could provide valuable insights into the formation and evolution of Saturn's moons.
译文：研究人员认为，对瑞亚的研究可以为我们深入了解土星卫星的形成与演化提供宝贵线索。