Hexoxide
六氧化物
🗣️ 情景例句
Yes, I know that.
是的 ，我知道。
They called us just as we were having dinner.
当我们正在吃晚饭，他们就打电话给了我们。
Centuries ago, the word beeline was made to describe this thin line of bees flying through the air.
几百年前，有人用beeline 这个词来描写蜜蜂在空中飞行的细窄路线。