Pronunciation: y ǐ n zh not ng
Meaning: conceal the truth; Don't want to talk about people's minds.
Quote: Zheng Zhenduo's "Going to Court" II: "Better give it to a thief than to your family." They have ulterior motives. "
Example: Don't ask him why his business failed, because it's his secret.
Related idioms are worried
Pronunciation: y not u x and n ch not ng ch not ng
Meaning: Describe a heavy heart, very sad.
Source: The Book of Songs Grass Worm, which was anonymous in the pre-Qin period: "No gentleman; Worried. "
Example: I don't know what he is worried about. He looks very upset.