Stagmalite
滴水石
??? 情景例句
Genes are the very building blocks of life.
基因是生命最基本的構建者。
I'm not joking.
我可不是說著玩的。
Up to now, historians have assumed that calendars came into being with the advent of agriculture, for then man was faced with a real need to understand something about the seasons.
歷史學家迄今認為日歷是隨農業的問世而出現的，因為當時人們面臨著了解四季的實際需要，