pindexpentyl./pen-tl/US // ˈpɛn tl //UK // (ˈpɛntaɪl, -tɪl) //戊四醇,戊基,戊烷,戊辰Definitionsadj.adjective · 形容词1. Chemistry.›containing a pentyl group; amyl.Level 3More words in p →