Permolybdate
过钼酸盐
🗣️ 情景例句
I think the problem can be gotton over without too much difficulty.
我认为问题不难解决。
Many people's feelings concur on the subject of freedom.
许多人的感情，在自由的问题上是一致的。
Do you realize that all of these shirts are half off?
你知道这些衬衫都卖半价了吗？