Compalox
氧化铝
🗣️ 情景例句
Have you ever been to Far East Department Store?
你曾去过远东百货公司吗？
I'm taking Chinese and History.
我将选中文和历史。
But suppose the earth could be covered with sensors spaced one foot apart,
假设地球上可以布满传感器，每个相隔1英尺，