切实的英文：
feasible
earnestly
conscientiously
realistic
practical

参考例句：

Effectively protecting and improving the environment
切实搞好环境保护

Effectively reduce too heavy homework assignments for primary and secondary school students
切实减轻中小学生过重的课业负担

We must concentrate on key projects in agricultural science.
切实组织农业科学重点项目的攻关。

Changes must be soundly based in economic reality.
改革必须以经济现状作为切实的依据。

Don't cry down the very real progress these people have made.
不要贬低这些人取得的切实进步。

Parties to the agreement pledge to implement it to the letter.
和约双方保证切实履行本协议。

We would,therefore,request order to enhance our mutual benefit and cooperation.
希今后能切实执行协议规定，以达到互利互助。

If you join the club, you must abide by its rules
你若加入俱乐部，就必须切实遵守规章。

and Strengthening management in real earnest, and rectifying and regularizing the order of the market economy
十、切实加强管理，整顿和规范市场经济秩序。

The doctor's instructions must be fulfilled exactly; the sick man's life depends on it.
医生的指示必须切实遵行，病人的生命有赖于此。

feasible是什么意思：
adj. 可行的；可用的；可能的

They doubted of the feasibility of the project.
他们对这个计划的可行性表示怀疑。

You present a feasible argument.
你提出了一个很可行的论点。

feasible limit of increase in financial revenue
财政收入增长可行限量

earnestly是什么意思：
adv. 认真地；诚挚地

To appeal to or entreat earnestly.
祈求，恳求诚挚地请求或恳求

'Did you?' she asked earnestly.
“你做了吗？”她认真地问。

You are earnestly requested to be present at the party.
恳请光临。

conscientiously是什么意思：
ad. 良心上地

conscientious work
本着良心做的工作

He is a conscientious judge.
他是一个正直的法官。

He is a conscientious objector.
他是一个因宗教信仰等理由拒绝服役的人。