C182 Yin yang eyes

Hearing Daoist Master Qingfeng suddenly ask me this question without any reason, I was stunned for a moment. Then, after thinking for a moment, I said to him,

"Today is the twentieth day of the seventh lunar month, what's the matter, Master?"

After Daoist Master Qingfeng heard this, he used his finger to calculate, and then he said:

"July twentieth, July twentieth, every time