彫心鏤骨
ちょうしんるこつchoushinrukotsu
Rare or specialisedNoun
Meanings
Meanings are shown in English (JMdict).

ちょうしんるこつchoushinrukotsu
Rare or specialisedNoun
Meanings are shown in English (JMdict).
nounnoun or participle which takes suruintransitive verb
laborious work; lucubration; lucubrations; painstakingly polishing a piece of literary work