Cromfordite
角铅矿
🗣️ 情景例句
Every cloud has a silver lining.
乌云背后是银边，否极泰来。
He's the youngest in the family.
他是一家中最小的。
What a boring movie! It's the most boring movie I have ever seen.
这电影真没劲！是我看过最糟糕的电影。