avoid a person like the plague
As a Chinese idiom, Pinyin is B ì zh ī Ru ò m ě I, which means to avoid, for fear that you will not be able to, for fear that you will contaminate yourself. From Mencius Gongsun Chou Shang.
The origin of Idioms
"Mencius Gongsun Chou Shang" said: "push the heart of evil, and think of the villagers, the crown is not right, look away, if it will be Zhao Qi noted: "when you stand up with the villagers, you will see that their crowns are not right. When you look at them, you will feel ashamed. When you go away, you will fear that they will pollute yourself."
Idiom usage
It refers to avoidance. He refused and avoided it. Xia Yan's thank you Dreiser
avoid a person like the plague
the important thing is understanding - guì zài zhī xīn