This is the 4836th most frequent Chinese word.
良药
Effective medicine; good remedy.
The word '良药' is used metaphorically to describe music as something that heals emotional wounds.
音乐是治疗心灵的良药。
Music is the good medicine for healing souls.
Here, '良药' metaphorically represents friendship as a remedy against solitude.
我相信友谊是一种良药，可以抚平孤独。
I believe friendship is a kind of good medicine that can soothe loneliness.
In this case, '良药' is used literally to refer to an effective medicine for physical health.