Her reputation is sullied by crimes.她的名誉被许多罪行所玷污.The immaculate is easily sullied.皎皎者易污.The City's reputation has been sullied by scandals like those at Lloyd's.类似劳埃德保险公司的那些丑闻令伦敦名声扫地。The City's reputation ...
对铁螯合剂去铁胺的研究也证实了这一观点.This is further supported by experiments with the iron chelator desferrioxamine.BHN的有机酸被称之为自然界最好的螯合剂.BHN's organic acid is considered nature's best chelating complexing technology.这就是螯合剂的作用原...