日付的英文：
pay by the day

pay是什么意思：
n. 工资，薪金；报偿；惩罚
v. 付钱给；偿还；给予（注意等）；致以（问候等）；报偿；付款；值得

You have to pay storage.
你须缴纳保管费。

Unless paying by credit card, please pay in cash.
请付现金，除非使用信用卡。

wage [ pay ] scale
工资等级

Program a computer for pay calculations
为计算机计算工资作程序设计

to pay; to hand in; to render to
交纳

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。

It was a fateful day.
那是个不祥的日子。

Meantime, from day to day they endure.
同时，一天天他们捱了下去。