了无痕Sky
买一送一的英文：buy one get one free例句："This is a good deal: Buy 1 , get 1 free."这可是个好买卖:买一送一As a matter of fact, the salesmanship of "two for one" is a good way of advertising.买一送一，实际上是一种不错的广告。2 lether shoes purchased for the price of one.买一送一(买两双皮鞋只须付一双价钱)
蹦蹬的小兔子
买一送一 [词典] buy one item with another similar item presented free; two for one; toofer; [例句]这些东西都是“买一送一”。Those items are "buy one get one free".
