“任性地”的英语可以翻译为：egoistically，headily，selfishly，capriciously，crankily ...

他任性地离家出走了.In a wayward mood, he ran away from home.她突然眼泪盈眶, 她知道她讲的话不怎么合理, 但她还是极其任性地听任感情发泄.She burst into tears, knowing that what she said was unjust, but feeling notwithstanding extremely ill - used.会不会有人任性地围绕著你吵吵闹闹?Wil...