Divanadyl
二氧化钒根(四价根)
🗣️ 情景例句
It has been a learning experience. That's true.
这真是一次学习经验， 真的。
The land in this region is rather dry and parched.
这片土地十分干燥。
the bank and its customer owe a large number of obligations to one another.
银行和储户彼此还需承担大量义务。