This has nothing to do with class or etiquette, but concerns the simple issue of positioning.

这与阶级或礼仪无关，只是涉及到简单的定位问题。

youdao

His scientific experiment was quite practical and simple and there was nothing weird about it at all.

他的科学实验既实用又简单，一点也不奇怪。

youdao

It's nothing to worry about—just a simple headache.

不用担心—只是有点儿头痛。

《牛津词典》

You can blame it on other things like the oil crisis of 1979 nothing is completely simple.

你也可以将其归于另外的原因,比如说1979年的石油危机9,但是没有任何事是完全单纯的。

耶鲁公开课 - 金融市场课程节选

But for those Foster has helped, there's nothing simple about his achievements.

CNN: Former addict gives homeless veterans a second chance

He wants only to light a small fire, enough to cook a simple meal, nothing more, hardly an undertaking momentous enough to give rise to premonitions such as these.

NPR: Excerpt: 'Woodsburner'

Since nothing is simple in Mahler, there are a few trademark detours along the way, leading to the sunny summit.

NPR: Mahler's Fifth Symphony: The Everest of Music