major products短语¹³¹⁶²⁰⁺³ 基本例句 主要产品 The resulting crude reaction mixture generally includes unchanged starting material and2- amino- protected ganciclovir with one aliphatic hydroxy group protected as the major products. 生成的粗反应混合物包含未反应的原料和2-氨基和一个脂链上羟基被保护的更昔洛韦。 blog.sina.com.cn