sporadic
sporadic[spəˈradɪk]adjective- occurring at irregular intervals or only in a few places; scattered or isolated
散乱的;零星的
sporadic fighting broke out.
零星有战斗爆发。
派生sporadicallyadverb语源- late 17th cent.: via medieval Latin from Greek sporadikos, from sporas, sporad- 'scattered'; related to speirein 'to sow'
考试词汇表