She really could not touch upon such an indelicate subject.

她实在不想触碰如此令人窘迫的话题。

《柯林斯英汉双解大词典》

Tis matter of small weight, my liege, yet will I touch upon it, an' it please your Grace.

这是件小事，皇上，但陛下如果愿意听，我就说一说吧。

youdao

And I’ll touch upon a couple of them just by way of illustration.

我将阐述方式我对以上几处问题的看法。

youdao

And I will briefly touch upon these wonderful systems that are able to deliver information into the brain and nerve system.

我会简要提及这些能够向大脑和神经系统,递信息的美妙系统。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

The reforms also touch upon the more fundamental question of trying to save viable businesses from premature liquidation.

ECONOMIST: Schumpeter

Sadly Semel will probably only touch upon two of them, at most.

FORBES: Magazine Article

Ironically, the NEJM diatribe came out around the same time as two U.S. Supreme Court rulings which touch upon two issues raised by Brownell and Koplan.

FORBES: Food Labeling And The Nanny State