Cevane
瑟烷
🗣️ 情景例句
That's a good sign.
这是个好兆头。
He who imagines that he has knowledge enough has none.
自以为学识丰富的人是没有什么学问的人。
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。