触及
verb C2- to touch (physically, one's feelings etc)
- to touch on (a topic)
Its characters
From the library
那些晦涩难懂的传统文献让他觉得枯燥乏味，仿佛无论投入多少精力都无法触及知识的尽头。
这个问题触及了认知与自我塑造的核心。
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