Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/ac51de2bb39962dc611d8db892f61e22.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 steel emery例句_steel emery英汉例句_steel emery双解例句_沉淀汉英词典
As jade is of hard texture, carving is not done with a steel graver, but with emery by way of grinding. 由于玉质地很硬，不能用钢质雕刻刀雕刻，用磨光的金刚砂来雕刻。 blog.sina.com.cn