Musculus pulposus
It's a Chinese idiom. Pinyin is Ji ā L ú NJ ī Su ǐ, which means to soak the muscle and go deep into the bone marrow. Metaphor is very deep. It's the same as "muscle".
The origin of Idioms
"Zhu Zi Quan Shu" said: "now we must think about this paragraph again and again. If we are calm and clear, we will be reduced to the marrow."
Analysis of Idioms
A synonym for a muscle
Idiom usage
Ba Jin's autumn 39: "this is a fountain that will not be exhausted, this is the nectar of the soul."
Musculus pulposus
A longer dream is a shorter one - gēng cháng mèng duǎn
There is no division between the two - xuān zhì bù fēn
A call in the hall, step down Bainuo - táng shàng yī hū,jiē xià bǎi nuò
Frost withers and summer green - shuāng diāo xià lǜ
a lone dove or a solitary bird -- a widow - guǎ hú gū luán
a person in a high position is liable to be attacked - shù gāo zhāo fēng