Metasandbergerite
准钡砷铀云母
🗣️ 情景例句
because she's had to go to Chicago on a business trip and can't leave till tonight.
因为她得到芝加哥出差，而且要到今晚才能脱身。
It is easier to raise the devil than to lay him.
养虎易，驯虎难。
I go to bed at about 10:00.
我大概十点上床睡觉。