sporadic simple groups

例句：

1. 1. Theteam's performance was sporadic, with some games being outstanding while otherswere mediocre.
   该队的表现是断断续续的，有的比赛表现突出，而有的比赛则平平。
2. 2. Theweather was sporadic, with sunny days alternating with rainy ones.
   天气是断断续续的，晴朗的日子和雨天交替出现。
3. 3. The company's financial reportsare sporadic, with only afew quarterly reports available.
   公司的财务报告是断断续续的，只有少数季度报告可供查阅。