keystone的复数形式为：keystones...

The Work Deletion and Keystones of Short Message Chicane Casesin Our Country.我国应对短信诈骗案件的工作缺失及重点.The visibility of tracks in these tiny keystones is superb ( see picture below ).这些小楔石中的轨迹其可视性非常的好.Perfect our speech is one...

n.重点，要旨，基本原理，拱心石...

keystone的音标：keystone的英式发音音标为：['ki:stəʊn]keystone的美式发音音标为：['kistoʊn]...

n.重点( keystone的名词复数 )，要旨，基本原理，拱心石...

Advancing suburban assurance is the difficulty and keystone of domestic insurance enterprise.发展农村保险是我国保险业发展的难点和重点.Quantitative measurements of one sort or another serve as the keystone of engineering practice.定量测定一种或多种成分...

Quantitative measurements of one sort or another serve as the keystone of engineering practice.定量测定一种或多种成分是环境工程中的重要项目.The keystone to any marriage is one word: " WE ".任何婚姻的基石只有两个字: “ 我们 ”.Advancing suburban assurance is ...

keystones的音标：...