词根词缀：-ible

【来源及含义】Latin: a suffix; can be done, worthy of being, able to be, tending to, capacity for

【同源单词】audible, biocompatible, cognoscible, compatible, condensable, contemptible

词根词缀：tra-, tract-, trac-, -tractive, -traction, -tracting, treat-, trai-

【来源及含义】Latin: drag, draw together; a drawing out or pulling

【同源单词】abstract, abstract, abstracted, abstractedly, abstractedness, abstraction