简单的英文怎么说?

"simple"是英语中表示"简单"的常用词。这个词来自拉丁语"simplex"，有"单一的"的意思。

例句：

The instructions were simple and easy to follow. (指令很简单，易于理解)
She has a simple, unpretentious style. (她有一种简单、不矫揉造作的风格)
The solution to the problem was surprisingly simple. (解决问题的办法出乎意料地简单)