专业词汇|stock up 囤货

It means to buy a lot of a particular thing, in case you cannot get it later, or because it might be more expensive later.

eg: When there's a storm coming we always stock1 up on food and candles.

stock up的意思是特意很多购买某种东西，以备不时之需或者以免以后价格增高。

例：大家常常储存很多食品和蜡烛以防暴风雨到来