～わけにはいかない (〜wake ni wa ikanai)
Explanation
Expresses that something cannot be allowed or permitted due to social/moral obligations.
Formation
Verb-casual + わけにはいかない
Detailed Explanation
The ～わけにはいかない grammar point is used to express that a particular action cannot be taken due to social or moral obligations, responsibilities, or natural consequences. It often translates as 'I can't afford to...' or 'I can't just...' in English.
Examples
こんなところで寝るわけにはいかない。
Konna tokoro de neru wake ni wa ikanai.
I can't possibly sleep in a place like this.
試験が明日だから、遊びに行くわけにはいかない。
Shiken ga ashita dakara, asobi ni iku wake ni wa ikanai.
I can't afford to go out to have fun, since the exam is tomorrow.
こんなに高いものを買うわけにはいかない。
Konna ni takai mono wo kau wake ni wa ikanai.
I can't allow myself to purchase something so expensive.
体調が悪いから、パーティーに参加するわけにはいかない。
Taichou ga warui kara, paatii ni sanka suru wake ni wa ikanai.
Since I'm not feeling well, I can't attend the party.
Grammar content sourced from hanabira.org.