“前驱”的近义词/同义词

“前驱”的拼音为：qián qū...

它的发病与黄疸型肝炎的前驱期相似.The onset of this disease may resemble the prodromal period of icteric hepatitis.采用硝酸铁、硝酸锌、柠檬酸制备前驱体,在不同加热温度与速率下制备锌铁氧体.The citrate sol - gel synthesis method has been used to prepare zinc ferrite.以硫酸钛作为前驱...

“前驱”的英语可以翻译为：progenitor，forerunner，precursor，pioneer，usher ...