朱蒂把手伸进提包，拿出一张小的印刷传单给我。Judy reached into her handbag and handed me a small printed leaflet.斯洛文尼亚银行已经印刷了纸币票样。The Slovene bank has printed a specimen bank note.嘿，有了，我会找人印刷一些保险杠贴纸。Hey, I know what, I'll get a bumper sti...
只有仔细扎实地寻找砷的来源才能提供这方面的资料.Only a careful physical search for a source of arsenic can provide this information.砷的溶解度取决于其化学形态和废水的PH值.The soluble concentration of arsenic is dependent upon both chemical form and wastewater PH...