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1·Sporadic cases of chikungunya have been reported since mid-February.

自2月中以来报告了基孔肯亚病的散在病例。

2·Its prevalence and sporadic cases often happened in Asia-Pacific area.

乙脑的流行和散发病例多发生在亚太地区。

3·Though polio has been practically wiped out, there have been sporadic cases of the disease.

虽然小儿麻痹症已是差不多被消灭，可是还有一些零星的病例。

4·In epidemiological terms, there is generally a background of sporadic cases, with occasional outbreaks.

从流行病学的角度来看，偶然暴发一般存在有散在病例的背景。

5·The Herpes simples viruses that has been found in sporadic cases of upper and lower respiratory infection.

单疱病毒在上下呼吸道感染中为散发病例。

6·Meningococcal disease is endemic in Delhi and sporadic cases of meningococcal meningitis have been occurring in Delhi in previous years.

脑膜炎球菌病在德里流行，并且在前几年德里一直发生脑膜炎球菌性脑膜炎的散在病例。

7·In Hungary, human trichinellosis has not been reported for many years, however, sporadic cases were recorded in swine over last 2 years.

在匈牙利已有多年未发现人体旋毛虫病，但近2年来已发现了散发的猪旋毛虫病。

8·The situation in Yei is stable and improving daily with the last reported case received on 20 March and only sporadic cases appearing in the town.

耶伊的情况稳定，并且每天都在改善，最后一次报告病例于3月20日收到并且在该镇只出现散在病例。

9·Conclusions Genetic causes account for about half of presumed sporadic cases and nearly two thirds of familial cases of childhood-onset hypertrophy.

结论：遗传原因占了约一半的散发病例和近三分之二的家庭早发型肥厚性心肌病。

10·The 1968 pandemic began relatively mild, with sporadic cases prior to the first wave, and remained mild in its second wave in most, but not all, countries.

1968年大流感最初较轻微，在第一波之前出现了零星病例，在多数国家（而并非所有国家）暴发第二波疫情期间仍较温和。