active front

英語（米国） (en-US) 英語（イギリス） (en-GB)

名詞

(physics, meteorology) The boundary between two different air masses, or a portion thereof, which produces appreciable cloudiness and precipitation and is usually accompanied by significant shifts in wind direction.

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Meteorologists warned that an active front moving inland would bring heavy rain and shifting winds.

詳細

意味（1）

(physics, meteorology) The boundary between two different air masses, or a portion thereof, which produces appreciable cloudiness and precipitation and is usually accompanied by significant shifts in wind direction.

active fronts （ plural ）