This is the 7960th most frequent Chinese word.
高能物理
High-energy physics.
In this sentence, '高能物理' is used as a noun to refer to the academic discipline of high-energy physics.
高能物理是一门研究粒子与宇宙基础现象的物理学科。
High-energy physics is a field of physics that studies particles and fundamental phenomena of the universe.
In this sentence, '高能物理' is used as a modifier for '研讨会', characterizing the seminar as related to the field of high-energy physics.
我最近参加了一个关于高能物理的研讨会。
I recently participated in a seminar about high-energy physics.
Here, '高能物理' functions as the object of the verb '学习', indicating the subject matter being studied.