请输入您要查询的英文单词:

 

单词 Roman cement
释义

Definition of Roman cement in English:

Roman cement

noun ˌrəʊmən sɪˈmɛnt
historical
  • 1Hydraulic cement used by the Romans, made from pozzolana.

  • 2Any of various fast-setting hydraulic cements made by the addition of chalky or clayey matter to water and lime or sand.

Origin

Mid 18th century. From Roman + cement. Compare French †ciment des Romains, ciment romain.

 
 

Definition of Roman cement in US English:

Roman cement

nounˌrəʊmən sɪˈmɛnt
historical
  • 1Hydraulic cement used by the Romans, made from pozzolana.

  • 2Any of various fast-setting hydraulic cements made by the addition of chalky or clayey matter to water and lime or sand.

Origin

Mid 18th century. From Roman + cement. Compare French † ciment des Romains, ciment romain.

 
 
随便看

 

英语词典包含464360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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/2/12 17:11:57