Depositional
a. 沉积作用的
🗣️ 情景例句
Well, do we have a date?
怎样 ，我们算是约定了吗？
Nothing so necessary for travellers as languages.
旅行者最需要的是几种语言。
Over the periods their saliva, a mild, digestive juice like our own, was converted into a poison that defies analysis even today.
蛇的唾液本来和我们人的消化液一样柔和，但经过漫长的时间，演变成了今天仍无法分析清楚的毒液。