单词：rebar
音标：[ri'bɑ:] ；
钢筋, 螺纹钢筋
单词：rebar 相关文章
The Obama administration says it is looking into whether toxic chemicals may have been deployed in the areas of Syria that currently control by rebel forces. White House spokesman Jay Carney says there is evidence of new chemical weapon used in ongoi
发表于:2018-12-02 / 阅读(128) / 评论(0)
2014年NPR美国国家公共电台4月
2014年NPR美国国家公共电台4月