Nacrum
(=nacre)珍珠质
🗣️ 情景例句
How are you doing, Richard?
现在怎么样， Richard？
Bon voyage!
祝您一路平安 注：是法语
Mars is too dry and poor in oxygen, Venus far too hot, and so is Mercury,
火星太干燥又缺氧，金星太热，水星也一样。