We learned a lot of idioms and proverbs about animals in camel treasure hunting. Can you find them and tell us what they mean?

It's hard to say, yǐu kǐu nán yán

[Interpretation] Say. Nothing can be said with your mouth. It means that for some reason, you can only keep your words in your heart; Inconvenient or afraid to say.

[Language] The stone poem "Dongpo continues to sleep drunk": "It is better to be drunk than to be drunk; It is better to sleep with a mouth. "

[Pronunciation] Difficult; You can't pronounce "nàn".

[near meaning] the mouth is divided into hardships.

[Usage] Used to show that there is something to hide. Generally used as object, predicate and attribute.

[Structure] Bilingual mode.

[Discrimination] See "Unspeakable Concealment" (page 695).

[Example] He paid off his gambling debts in full every month; When the wife is chasing for money; He faltered; ~。