Silicification
n. 硅化作用\\n[医] 硅化
🗣️ 情景例句
That's nothing at all.
不用客气。
What's your point of view?
你的观点是什么？
the graphic record shows three waves arriving one after the other at short intervals.
曲线纪录就能显示出前后相间的这3种地震波。