单纯的英文：
simple
pure
alone
merely

参考例句：

herpes simplex virus infection
单纯疱疹病毒感染

Free of guile;artless.
单纯的，无邪的毫不狡诈的;天真无邪的

It isn't pure chic that moves clothes.
推动服装销售的不单纯是别致的款式。

Herpes simplex：Infection caused by herpes simplex virus.
单纯疹:亦称感冒疮或发热性疹。由单纯疹病毒引起的感染疾病。

Your youth and simplicity plead for you in this instance.
在这种情况下你的年轻和单纯成为有力的辩护。

The artless woman had made a confidant of the boy
这个心地单纯的女人把孩子当作心腹朋友。

Indeed , endocannabinoids may be a source of effects previously attributed solely to these neurotransmitters.
事实上，之前许多单纯归因于神经传递物的作用，很可能源自内生性大麻素。

The trust was simply an extralegal arrangement by which competing manufacturers pooled properties to achieve monopoly.
托拉斯单纯是一种超法律的安排，通过它，互相竞争的制造家实行联营，以便垄断。

"The best-known are syphilis, gonorrhea, AIDS, and herpes simplex."
最为人所知的性传染病有梅毒、淋病、爱滋病以及单纯疹第二型。

Well, it could be a simple sprain. But I think to be on the safe side we ought to have it X-rayed.
喝，这可能是单纯的扭伤。不过我看为保险起见我们应该给它透视一下。

simple是什么意思：
adj. 简单的；单纯的
n. 笨蛋

Simple pushbuttons for simple functions are good.
对于简单的功能来说，简单的按钮就足够了。

This book has a simple premise:
本书有一个简单的前提：

He is Spaniard pure and simple
他是一个纯血统的西班牙人

pure是什么意思：
adj. 纯粹的；纯净的；纯洁的；完全的

All things are pure to the pure.
对洁净的人，凡物都洁净。

But that is pure bluster.
然而这纯粹只是夸夸其谈而已。

He is Spaniard pure and simple
他是一个纯血统的西班牙人

alone是什么意思：
adj. 单独的，独自的；只有，仅
adv. 单独地，独自地

He has a yen to be alone in a boat.
他渴望独自待在一条船上。

But many are unwilling to act alone.
但是许多人却不愿单独行事。

He is used to drinking alone.
他已经习惯了一个人喝酒。