1、冒失的
...rakish放荡的harum-scarum冒失的carefree无忧无虑的 ...
2、轻率地
轻率地 anyhow; flippantly; giddily; harum-scarum; imprudently; indiscreetly; rashly; thoughtlessly; unthinkingly; unwarily狂热地 enthusiastically; fanatically .
harum-scarum [ 'hεərəm'skεərəm ]
n.a reckless impetuous irresponsible person 同义词：daredevilmadcaphotheadswashbucklerlunatic
adj.cheerfully irresponsible"had a harum-scarum youth"
同义词：carefreedevil-may-carefreewheelinghappy-go-luckyslaphappy
adv.in a wild or reckless manner"dashing harum-scarum all over the place"
同义词：pell-mell