?成熟砾岩
... 成熟腐泥 eu-sapropel 成熟砾岩 mature conglomerate 成熟土壤 mature soil ...
Some might say the same thing about his mature conglomerate.
FORBES: Lean on Me
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。