set in (set in)

Phrasal-verb Season

意味

when something unpleasant like rain or cold begins and seems likely to continue

雨や寒さなどの不快なものが始まり、続く可能性が高い場合 (ame ya samusa nado no fukai na mono ga hajimari, tsudzuku kanōsei ga takai baai)

例文

"The cold season has set in, and we need to wear warm clothes."

"寒い季節がset inし、私たちは暖かい服を着る必要があります。" (Samui kisetsu ga **set in** shi, watashitachi wa atatakai fuku o kiru hitsuyō ga arimasu.)