touch upon
phrasal verbtouch on/upon something
- to mention or deal with a subject in only a few words, without going into detail
谈及；提及 - In his speech he was only able to touch on a few aspects of the problem.
他在演讲中只能涉及这个问题的几个方面。 - The central issue of the debate was hardly touched on in his speech.
他的演讲几乎没有触及辩论的中心问题。 - Photography is merely touched on in the book.
摄影在这本书里只是略微提及。
- In his speech he was only able to touch on a few aspects of the problem.