be now open now covert
As a Chinese idiom, Pinyin is Ru ò m í ngru ò n, which means as if it is bright and as if it is dark. It refers to the unclear understanding of the situation or problems. It comes from Mao Zedong's "transforming our learning".
The origin of Idioms
Mao Zedong's "transforming our learning" said: "in this attitude, we do not make a systematic and thorough study of the surrounding environment, work only with subjective enthusiasm, and have a vague understanding of the face of China today."
Analysis of Idioms
Synonyms: if there is no, or implicit or present
Antonym: clear at a glance
Idiom usage
A combination; a predicate, an attribute, or an adverbial; used of people or things.
be now open now covert
lofty mountains and steep hills - gāo shān jùn lǐng
conceal the true state of affairs from above and below oneself - qī shàng mán xià