Perchromate
n. [化]过铬酸盐
🗣️ 情景例句
Why don't you speak to Dad?
你们为什么不跟爸爸说说看？
If it doesn't rain tomorrow, I think I'll go shopping.
如果明天不下雨的话，我打算购物。
Oh well, we'll have to ask Zhang Li instead.
噢，好吧，我们得去请张理顶替了。