Work hard
It's a Chinese idiom. Its pronunciation is l á ox í NGK ǔ x ī n. it comes from "presenting a scholar to the army" and is interpreted as physical fatigue and mental fatigue.
Idioms and allusions
[source] Ji Kang's "giving a scholar to join the army": "an Neng obeys the emperor and works hard." It's a pain in the neck for me.
Discrimination of words
Usage: used as subject and object; refers to physical fatigue and mental fatigue
Work hard
messengers of the gods and spirits - shén chāi guǐ shǐ
untidy appearance with prisoner 's unkempt hair and unwashed face - qiú shǒu gòu miàn