英语词汇“Portland sand”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	Portland sand
释义	Portland sand Geology noun A stratum of rock underlying the Portland limestone, above the Kimmeridge clay. Origin Mid 19th century.
随便看	blue maker blue malachite blue man Bluemantle blue marguerite blue marlin blue mass blue metal blue milk blue-molding blue moldy Blue Monday blue monkey blue moon blue moonwort blue mould blue-moulded blue-moulding blue mouldy Blue Mountain Blue Mountain coffee Blue Mountains blue movie blue mud blue murder

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

Portland sand