相关单词近义词 Alfresco 在户外, outside 在外面, outdoor 户外的, uncovered 无覆盖物的临近词open car, open, open-circuit time constant, open-back inclinable press, open-diaphragm loudspeaker, open-pollinated tree seeds, open nucleus breeding system, open teaching of mathematics, open-top fumigation device, open-ended steel pipe pile, open-closed loop PD-type, open-pit borehole blasting相似词open up, open verdict, open your heart to someone idiom, open your mouth idiom, open-and-shut, open-casket, open-cut, open-door, 返回 open-air