Gorceixite
磷钡铝矿
🗣️ 情景例句
If they're as good as the rest of these pictures, it's a deal.
假如它们跟这儿其余的照片一样好的话， 我们的交易就成了。
I meet the boy whose aunt is a stenographer.
我遇到那个男孩的姑妈是速记员。
I'm sure you need an original signature, not a faxed copy.
我知道你们需要的是原件，不是传真件。