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３密
sanmitsu
three Cs (closed spaces, crowded places, close-contact settings)
新型コロナウイルスの感染を防ぐために、３密を避けることが重要です。
To prevent COVID-19 infection, it's important to avoid the three Cs.
formal
A Japanese public health concept referring to three high-risk settings for COVID-19 transmission: closed spaces, crowded places, and close-contact settings.
レストランでは、換気をよくし、テーブル間の距離を広げて、３密を防ぎました。
The restaurant improved ventilation and increased table spacing to prevent the three Cs.
This term was widely promoted by Japanese health authorities during the COVID-19 pandemic to encourage social distancing and ventilation.
Related Phrases
Pro Tip
Memorization Tip
Think of '3C' as a warning sign for high-risk COVID-19 transmission scenarios.
Gold Rule
Public Health Context
This term is exclusively used in the context of COVID-19 prevention and is not applicable to other situations.
Word Origin
Derived from the three English words 'closed spaces', 'crowded places', and 'close-contact settings', abbreviated as '3C' and adapted into Japanese as '３密' (sanmitsu).
Usage Notes
This term is specific to COVID-19 prevention measures and may not be widely understood outside of this context. It is commonly used in public health guidelines and media reports.
Word Breakdown
密
dense, crowded
root３
three
prefix和英辞典