Clearer, extended " use by" dates; smaller, resealable packages; an end to " buy one, get one free" sales on perishables.

例如把可食用期限标注得更清晰，使用容量小、可反复密封的食品包装，取消易变质食品的“买一送一”促销。

A favorite sale among many people is the " buy one, get one free" sale.

许多人最喜欢的促销活动是“买一送一”的促销活动。