Plattnerite
块黑铅矿
🗣️ 情景例句
He did it in no time.
他马上做了那件事。
Please make an offer indicating the packing.
请报价并说明包装情况。
The life history of the individual is first and foremost an accommodation to the patterns and standards traditionally handed down in his community.
个人的生活史首先就是适应他的社团世代相传形成的生活方式和准则。