Selwynite
铬铝石
🗣️ 情景例句
Too bad we can't bottle the sound.
不能将声音装瓶真是太可惜了。
Of young men die many, of old men escape not any.
年轻人死得不少，而年迈者是在劫难逃。
After chipping through a wall which was eighteen inches thick, they found that a man had been trapped in the chimney.
他们凿透了18英寸厚的墙壁，发现有个人卡在烟囱里。