Byerite
粘结沥青煤
🗣️ 情景例句
Do you have any questions in mind about them, Mr. Martin?
你还有什么问题吗，马丁先生？
Deliberate before you begin, then execute with vigour.
著手前要深思熟虑，执行要果断有力。
The questions were very easy.How about you, Gary?
题目很容易。加里，你怎么样？