简单的单词英语

There's no simple solution to this problem.

这个问题没有简单的解决办法。

It should have been a simple matter to check.

检查核对本来应该是件简单的事情。

I need a simple yes or no to my questions.

我的问题只需要简单地回答是或不是。

It wasn't quite as simple as I thought it would be.

这事不完全像我想的`那么简单。

The principle behind it is very simple.

其中的原理十分简单。