Retgersite
n. [矿]镍矾( 一种由含水硫酸镍组成的深翠绿色四方晶系矿物)
🗣️ 情景例句
I always take good care of my body.
我总是很关注身体健康。
What time did you get up yesterday morning?
你昨天早上什么时间起床？
Yes. I don't think it's necessary to buy the bigger one.
有哇。我认为没必要买较大的机子。