Cobaltinitrite
亚硝酸根合高钴酸盐
🗣️ 情景例句
Grandpa wanted to lend us the money to buy one,
爷爷要借给我们钱去买房子，
The moon eclipses the sun.
月亮遮住了太阳。
Yes, very hard. Years of hard work, very little food, only a small cold room to live in and never a moment's rest.
是的，境况很不好。多年劳累，食不果腹，斗室寒舍，从无休息。