私にはわかりません

I don't know

→ 私
phrase Rare #31,078
I don't know A polite expression that can also mean “I don't understand,” depending on context. 私には emphasizes “to me” or “as far as I’m concerned.”
JA: すみません、この漢字の意味は私にはわかりません。
EN: Sorry, I don't know the meaning of this kanji.

何をおっしゃりたいのか私にはわかりません

I don't understand what you're trying to say.

このバスが空港へ行くかどうか私にはわかりません

I don't know whether this bus goes to the airport.

何がトム起こったのか私にはわかりません

I don't know what happened to Tom.

なぜ会合延期になったのか私にはわかりません

I don't know why the meeting was postponed.

どちらがよいか私にはわかりません

I don't know which one is better.