Divanadyl
二氧化钒根(四价根)
🗣️ 情景例句
That's very wise, Robbie.
这是很明智的 ，Robbie。
The watch is out of order.
这手表出毛病了。
Don't worry! We won't leave before nine. We'll wait for you outside the school gate!
别担心！9：00前我们不会出发。我们将在学校的大门外等你！