单词 | Portland cement |
释义 | Portland cement a type of hydraulic cement usually made by burning a mixture of limestone and clay in a kiln. Also, portland cement. [1815-25; named after the Isle of Portland, Dorsetshire, England] |
随便看 |
英语词典包含168451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。