Shirabe
机上 の 空論

机上きじょう

Common Noun Noun
English jmdict
1
noun (common) (futsuumeishi)nouns which may take the genitive case particle 'no' on the desk
2
nouns which may take the genitive case particle 'no' theoretical;academic;armchair (e.g. plan);desktop;paper;not yet implemented
See also: 机上の空論 (きじょうのくうろん)
Other forms 几上 【きじょう】 (rarely used kanji form)
English jmdict
1
expressions (phrasesnoun (common) (futsuumeishi) armchair theory;impracticable plan;unworkable idea
君の言っていることは机上の空論にすぎないよ。
What you are saying is nothing but building a castle in the air.
Other forms 机上空論 【きじょうのくうろん】 (search-only kanji form)