成立日的英文：
establishment day
n. 建立；设立，创立；机构；公司；会社；学校；机关；企业
- Eastern Establishment
东部权势集团 - This community was the heart of the American Establishment.
这个集团是美国权势集团的心脏。 - The eradication of an established infestation is not easy
根除昆虫蔓延是不容易的。 - At the corner of this square there is a printing establishment
在那广场角上有个印刷局。 - An assessment of conditions for establishing the project
本项目建设条件评估
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。