capriciously
adv. 反复无常地；任性地；善变地
近义词：impulsively，changeably，withoutrhymeorreason，quixotically，freakishly，
英英释义
Adverb
- unpredictably;
"the weather has been freakishly variable"
- in a capricious manner;
"there were Turk's head lilies and patches of iris , islands of brilliant blue set capriciously in the green sea"
例句
用作副词(adv.)
- The rain now becomes a torrent, flung capriciously by a rising wind.暴风雨变成一股洪流，在越来越强烈的狂风下，反复无常地猛冲着大地。