人口普查日的英文：
census day

census是什么意思：
n. 人口统计，人口普查

The census revealed a declining birth rate.
人口普查结果表明出生率在下降。

The census is taken one time every four years in our country.
我国每四年一次人口普查。

6 million census workers are fanning across the country to update that tally.
6百万的普查人员将在全国范围内展开普查，将更新这一纪录。

A census crew leader will then reassign the case to a person who speaks that language.
人口普查工作组的负责人将会重新安排一个能讲这种语言的调查员来完成工作。

A ceremonial purification of the entire ancient Roman population after the census every five years.
驱邪仪式古罗马每五年普查人口后对全体国民进行的净化仪式

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。