Cobaltomenite
硒钴矿
🗣️ 情景例句
I'm afraid I didn't get on very well in the exam.
我这次考试恐怕不太顺利。
She is free any time you need help.
你需要帮忙时，请随时向她求助好了。
The French authorities had the plane packaged and moved in parts back to France.
法国政府让人把飞机包装起来，一部分一部分地搬回法国。