freewheeling
动词 freewheel:
live unhurriedly, irresponsibly, or freely
coast in a vehicle using the freewheel
同义词:freewheel
形容词 freewheeling:
free of restraints or rules
cheerfully irresponsible
同义词:carefree, devil-may-care, happy-go-lucky, harum-scarum, slaphappy