sporadic case的用法和樣例:
例句
- Its prevalence and sporadic cases often happened in Asia-Pacific area.
乙腦的流行和散發病例多發生在亞太地區。
- Though polio has practically been wiped out, there have been sporadic cases of the disease.
小兒麻痹症雖然實際上已被消滅,但一直有散發病例出現。
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