Winkerite
水钴镍矿
🗣️ 情景例句
Do you want to get together and study sometime?
你想和我一起学习吗？
Excuse me, I'd like to ask you a question.
对不起，我可以问个问题吗？
The operation, which lasted for over four hours, proved to be very difficult because of the hard resin which covered the skin.
手术持续了4个多小时，非常难做，因为皮肤上覆盖着一层硬硬的树脂。