An expression meaning 'this is not the time for that' or 'that's out of the question right now'; there is no time/room for that matter at the moment.
急にトラブルが発生して、今そんなことを話すそれどころじゃない。
A sudden problem has come up; now is not the time to talk about that.
明日の試験が迫っているから、遊んでいるそれどころではないよ。
The exam is coming up tomorrow, so you can't be playing around now.
『手伝おうか』と聞かれても、今それどころじゃないと言うしかなかった。
When someone asked 'Shall I help?', I could only say 'Now is not the time for that.'