simple
/ˈsɪmp(ə)l/📚 764 76 4雅思中考高考If you describe something as simple, you mean that it is not complicated, and is therefore easy to understand. 简单的; 简明的
adjective [原级]简单的，简明的；简朴的，朴素的；纯粹的，完全的；结构单一的，简易的；普通的，平凡的；愚笨的，迟钝的；（动词时态）简单的；（数）简单的；（叶、茎）没有分杈的；（镜头、显微镜等）单镜头的；（利息）单利的；（句子）无从句的
If you describe people or things as simple, you mean that they have all the basic or necessary things they require, but nothing extra.
简朴的; 朴素的
noun [抽象名词]<史> 草药，药草；出身低微者；笨蛋
The answer is really quite simple.
实际上答案相当简单。
单词造句: