to blow in
01
突然出现, 不请自来
to arrive unexpectedly or suddenly, often without prior notice
Idiom
Informal
例子
He decided to blow in unannounced, much to everyone's surprise.
他决定不请自来，突然出现，让所有人都感到惊讶。
She blew in without warning, just as the event was about to start.
就在活动即将开始时，她毫无预警地出现了。
