I have a coupon for buy a hamburger get one on free.

我有一张买一个汉堡就送一个的优惠卷。

youdao

B. Yes, this week the orange is on sale. Buy one get one free.

是的，这星期橘子在减价，买一送一。

youdao

Autumn suits new listing, summer on big sale, buy one get free offer.

英语秋装上市，夏装大甩卖，买一送一。

youdao

Discount promotions like "buy one, get one free" on giant boxes of Raisin Bran boosted cereal volume, but killed Kellogg's gross margins and did little to stimulate brand loyalty.

FORBES: Magazine Article

Discount promotions like "buy one, get one free" on giant, 25.5-ounce boxes of Raisin Bran boosted cereal volume, but killed Kellogg's gross margins and did little to stimulate brand loyalty.

FORBES: Healthy?

Hence, more promotions (such as Buy Two, Get One Free etc) can be expected on companies? e-commerce websites.

FORBES: Rise in Online Shopping Threatens Avon's Model