onlap / ˈɒnˌlæp, ˈɔn- /

⚽高中词汇叠加叠加在一起叠加式叠合

onlap 的定义

n. 名词 noun

Geology.

  1. the advance of a sea beyond its former shore.
  2. the layer or layers of sedimentary rock formed on a sea floor as a result of this advance.