Mucilaginous bone
It is a Chinese idiom. Pinyin is Ni á NP í D à Ig à, which means procrastination, not free and easy. The source is Zhongli Bawei.
The origin of Idioms
Huang Tingjian of Song Dynasty wrote Zhong Li Ba Wei: "I know more about the rhyme and vulgarity of my works, and I don't leave it in my writing, just like the skin and bone language of Zen."
Idiom usage
As an object or attribute, it refers to a person's rigid handling of affairs
Examples
But word by word, the work of carving is antithetical, while innocence and interest can not be compared with Tao. Those who are high lose their shadow, while those who are low sit on the sticky skin and bones. Lu Tang Shi Hua by Li Dongyang in Ming Dynasty
Chinese PinYin : nián pí dài gǔ
Mucilaginous bone
Push the deaf and make up the dumb. tuī lóng zhuāng yǎ
Every man sweeps the snow in front of his door, never mind the frost on his tiles. gèrénzìsǎo ménqiánxuě,mòguǎntājiā wǎshàngshāng
the enemy approached the walls. bīng lín chéng xià