1. 形容詞
   偶爾發生的, 間或出現的
   零星發生的
   分散的, 零落的
   

   同義字詞
   aperiodic,casual,catchy,choppy,discontinuous,episodic,episodical,erratic,fitful,intermittent,irregular,occasional,spasmodic,spastic,spotty,unsteady
   infrequent,isolated,occasional,odd,rare
   

例句

1. Cell service is sporadic locally.
2. Exceptions from this rule are sporadic .
3. There are sporadic upward and downward swings.
4. My actions become sporadic and less structured.
5. Enforcement of book bans is sometimes sporadic .
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