Buying goods on the installment plan has become epidemic in recent years.近几年来，用分期付款的办法购物十分流行。We used an installment plan to buy the furniture.我们用分期付款的方式购买了家具。We offer an installment plan.我们提供一套分期付款方案。We bought it on the installment plan.这是我们用分期付款方式购买的。