Divanadyl
二氧化钒根(四价根)
🗣️ 情景例句
It's been an extremely hectic day.
今天忙的乱七八糟。
I slipped on the stairs and fell down.I broke my leg.
我在楼梯上滑倒了并且掉下来我弄断了腿的。
I suddenly felt very worried, but could not say anything.
我突然非常着急起来，但却什么也说不出来。