多日票的英文：
multi-day travel card

multi是什么意思：
pref. 多…的

A multi-center fragmentation is governed by steric factors
多中心断裂受到位阻因素的控制。

A multi-center fragmentation is governed by steric factors.
多中心断裂受到位阻因素的控制。

The hotel has the very latest multi in its fitness center .
饭店在健身中心配备了最新的多功能健身器。

day是什么意思：
n. 一天；白昼，白天；工作日；时代，时期

Things go on day by day.
事情逐日进行着。

Day by day the situation is improving.
情况在一天天地好转。

Like this, day after day.
就这样，日复一日。

travel是什么意思：
n. 旅行，旅程
v. 旅行，游遍；传导；移动，（眼睛）扫视；行走，行驶

A cosmopolitan traveler.
四海为家的旅行者

They are travelling entertainers.
他们是巡回演出的艺人。

He travels the fastest who travels alone
独行者走得最快;无家累者易发展