Beaverite
铜铅铁矾
🗣️ 情景例句
Sure. Would you please sign your name on the back, sir, with your passport number?
每问题。先生，请您在支票背后签上名字和护照号码。
The devil is good when he is pleased.
魔鬼高兴，也发善心。
I cannot put up with my noisy roommates.
我受不了我那些吵闹的室友了。