コンテンツへスキップ
inoh

therein lies the rub

/ˈðɛəɹˈɪn laɪz ðə ɹʌb/

that is the main problem or difficulty

“The plan sounds great, but therein lies the rub.”
My Deckに追加
therein lies the rubのイラスト:that is the main problem or difficulty