It's a surprise
As a Chinese idiom, the Pinyin is Qu è f ǎ NLU á NJ ī n, which means that the adjectives are written with flying colors, such as the circling magpie bird and Luan bird, the same as "magpie returns to Luan". It comes from xiedong palace.
Idiom explanation
The adjectives are like flying magpie and Phoenix. It's the same as "magpie returns".
The origin of Idioms
In the Southern Dynasty Liang Yu Jianwu's Xie Dong Gong Shi Shi Shi Shi Qi, it is said that "there is no trace that has passed through four dynasties, over ten years, the skillful Chi Ying Yun Qi has not died of pine and lead, and the trend of magpie's reaction to Luan's surprise has not invaded Pu Zhu."
It's a surprise
not to distinguish black from white - zào bái bù fēn
be both opposite and complementary - xiāng fǎn xiāng chéng