community spread
US /kəˈmjuːnɪti spred/
UK /kəˈmjuːnɪti spred/
1.
市中感染, 地域社会での感染拡大
the spread of a contagious disease in a community from person to person, rather than from someone who has traveled to an affected area
:
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Health officials are concerned about the increase in community spread of the virus.
保健当局は、ウイルスの市中感染の増加を懸念している。
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Tracing contacts becomes more difficult with widespread community spread.
広範囲な市中感染では、接触者の追跡がより困難になる。