Cobaltomenite
硒钴矿
🗣️ 情景例句
One thing that makes it easier for you
有一件事可以使你作起决定来比较容易些
It's the kind of work I've always wanted to do.
它是我常常想做的工作。
How long will your offer hold good?
一般你们报价的有效期是多长？