twofers是twofer的复数

twofer

美 [ˈtufər]

英 [ˈtuːfə(r)]

网络半价双戏票；可半价优惠；买一送一的两张票

复数：twofers

英英

网络释义

n.	1. a special offer or arrangement by which you pay for one thing and get another one free