Tetrabromide
四溴化物
🗣️ 情景例句
Don't you see?
你不知道吗?
Without wisdom wealth is worthless.
如果没有智慧，财富就无价值。
Sparks were emitted from small black boxes and red lamps flashed on and off angrily.
小黑盒子里迸出火花，红色灯泡发怒似地忽明忽暗。