Paisanite
[地质]钠闪微岗石
🗣️ 情景例句
You go ahead with the formalities. I'll see to the heavy luggage.
您先去办手续，我来帮您照看大件行李。
Change lays not her hand upon truth.
真理不变。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。