这段话应该怎么翻译?关于烷基化反应器? the object is to avoid completing the ethylene fill step and then not being able to switch to ethylene feed flow (to the alkylation reactor system). 括号里的后置定语修饰 ethylene feed flow(表示去向),至于是 ethylene fill 进到treater 还是reactor,请楼主根据上下文判断。查看更多