【化】 orientation in aromatic substitution

芳香的英語翻譯：

aromatic; balminess; fragrant; spicery; sweetness

族的英語翻譯：

a group of things with common features; clan; family; race; strain
【化】 alkaline earths; family; group; odd series; periodic family; sub-group
subgroup
【醫(yī)】 group; race; series; tribe

取代的英語翻譯：

replace; substitute; permute; supersede; supersession; substituent; superlant
【化】 permutation; substitution
【醫(yī)】 substitution

定向的英語翻譯：

directional
【計(jì)】 vectoring
【化】 orientation
【醫(yī)】 orientation