sedimentary rock

名词 n.
中文释义

英文释义

名词 n.
  1. One of the major groups of rock that makes up the crust of the Earth; formed by the deposition of either the weathered remains of other rocks, the results of biological activity, or precipitation from solution. countable,uncountable
    — It's a geological wonderland, with great exposures of colorful and varied sedimentary rocks.

词形变化

sedimentary rocks plural
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