Protolithionite
黑鳞云母
🗣️ 情景例句
What's wrong with wanting to be on the school board?
想进入联合校董会有什么错？
Skiing is such a challenging sport!
滑雪是非常有挑战性的运动！
Yes. At the very beginning I choose a play and the actors.
好。一开始我得选取剧本、挑选演员。