Pennone
四甲基-2-戊酮
🗣️ 情景例句
What kind of game devices do you have?
你们有什么样的游戏操纵系统？
Could you please let us know what discount you can give for an order exceeding 400 sets?
能否告知定货超过400台你方所能给的折扣。
but the fire fighters were eventually able to free him by cutting a huge hole in the wall.
消防队员在墙上挖了个大洞，才终于把他解救出来。