| 释义 | 
		pro·pyl \ˈprōpə̇l, -ōˌpil\ noun (-s) Etymology: International Scientific Vocabulary prop- + -yl  : either of two isomeric alkyl radicals C3H7 derived from propane and isopropane:  a.  : the normal radical CH3CH2CH2− — called also n-propyl  b.  : isopropyl |