a date stamped on perishable produce indicating the date by which it should be sold
双语例句
1
The awful realization that we've passed our sell-bydates.
忽然意识到我们已经过了保质期了。
2
Their invention could be used to make a sparkling substitute for paint, banknotes that are hard to counterfeit and chemical sensors that can act as visible sell-bydates.
Food is another expenditure that has proved vulnerable to hard times, with the rural poor turning increasingly to "food auctions," which offer items that may be past their sell-bydates.