set in

片語動詞所屬單字set

set in — 片語動詞

1. if something unpleasant — bad weather, infection, panic, sadness — sets in, it b

1.片語動詞
釋義

開始;來臨

if something unpleasant — bad weather, infection, panic, sadness — sets in, it begins and is likely to continue for a while.

例句

Heavy snow set in just as the climbers reached the mountain hut.

Boredom set in after the third hour of waiting at the airport.