完善的的英文：
perfect

Fully functional
功能完善的

The only way to round out your education is by going deep into the realities of life.
使你所受教育更加完善的惟一方法是深入生活实际。

Java is also a complete execution environment that allows programs to be run from web browser .
Java还是一个完善的执行环境，它允许程序利用一个网上浏览器进行运行。

To furnish out
设备完善

Iii.Mature the Credit System
(一)完善信用体系

I will accomplish this task.
我会完善这项任务的。

Of course, as the reform progresses, some of these policies should be improved or amended as necessary.
当然，随着实践的发展，该完善的完善，该修补的修补

It is an example of a well thought-out design
这是设计完善的一个例子。

In the concrete, the theory is far from perfect.
实际上，这一理论远远不够完善。

Full/complete quality detection/testing capabilities
完善的质量检测/测试手段

It was not a perfect system.
它不是一个完美的系统。

There are a few disadvantages that take from the perfection of the perfection of the garden.
有几个不利条件使得花园不够完美。

There was a perfect rage for demolition.
这简直是一场疯狂的破坏。

The efficiency of the tandem system is perfect.
这个串联系统的工作效率无可挑剔。

It's a perfect but characterless face.
这是一张完美但毫无个性的脸。