Precambrian
n. 前寒武紀, 前寒武紀巖
??? 情景例句
What's new?
有什么新鮮事？
There is nothing to thank me for.
沒有什么可謝我的。
I was in the kitchen cooking something and I felt the floor move.
我正在廚房煮東西，感到地板在震動。