
好词典

源自希腊语 sporadikos(分散的),由 sporas(种子、散落物)派生,17世纪进入英语。
❶ 指某事偶尔发生,没有固定规律或间隔,呈现出零散、不连续的状态。
“He only visits his hometown sporadically.”
(他只是偶尔回老家看看。)
“Rain fell sporadically throughout the day.”
(一整天都断断续续地下着雨。)
occur sporadically — 描述事件以不可预测的间隔偶尔发生,强调缺乏规律性。
“Earthquakes occur sporadically in this region.”
(该地区偶尔会发生地震。)