Back-number
n. 过期刊物；老古董
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
🗣️ 情景例句
Did the University of Michigan win another football game?
是不是Michigan大学又赢得了一场足球赛？
Is that Mr.Shen?
沈先生吗？
I had all the usual symptoms of someone giving up smoking: a bad temper and an enormous appetite.
脾气暴躁和食欲旺盛。