sedimentary
🇺🇸
/ˌsedɪˈmentri/
🇬🇧
/ˌsedɪˈmentri/
Related to materials that settle at the bottom of bodies of water and form layers over time.
Sedimentary rocks are formed from layers of sand, mud, and other materials that have been compacted over time.
沉積岩是由沙子、泥巴和其他材料經過長時間的壓實形成的。