资料来源 : pyDict

偶尔地;零星地

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Sporadically \Spo*rad"ic*al*ly\, adv.
   In a sporadic manner.

资料来源 : WordNet®

sporadically
     adv : in a sporadic manner; "he only works sporadically" [syn: {periodically}]