Penas
(pena 的复数) n. 岩石
🗣️ 情景例句
Keep quiet about it if you know what's good for you.
什么也别说，免得你自个儿添不自在。
I hope you will succeed.
我希望你会成功。
when a significant number of people are living permanently in space.
如果有相当数量的人永久性地住在太空，