ˌbest-beˈfore date () (NAmEˌbest-if-ˈused-by date)
noun
[] the date by which you are advised to use some types of food and drink, printed on the container or package. Food will be safe after this date, but the quality may not be so good. 保质期◆The flour is not yet past its best-before date. 麪粉尚未过保质期。➡ picture at packaging