cover up
Chinese idiom, Pinyin is y ó UC í Qi ǎ OSH ì, which means to cover up with groundless words. It comes from the biography of Zhuge Liang.
The origin of Idioms
"Three Kingdoms · Shu Shu · commentary on Zhuge Liang's biography" says: "those who plead guilty and lose their feelings will be released if they are serious, while those who are eloquent will be killed if they are light."
Idiom usage
As an object or attribute; of covering up oneself.
cover up
The net of heaven is large and wide, but it lets nothing through - tiān wǎng huī huī,shū ér bù lòu
add wings to s tiger ─ lend support to an evildoer - wèi hǔ tiān yì
steal the beams and pillars and replace them with rotten timbers - tōu liáng huàn zhù