translation.en: Its atmosphere is largely molecular nitrogen, like you are breathing here in this room, except that its atmosphere is suffused with simple organic materials like methane and propane and ethane.
translation.zh: 它的大气有分子态氮组成，就像我们现在这个房间一样 不过它的大气中充满 甲烷、丙烷和乙烷等有机材质