How to say “If I had the key, I could open the door.” in JapaneseIn Japanese鍵(かぎ)があれば、ドアを開(あ)けられるのに。Kagi ga areba, doa o akerareru noni.▶ Hear it in JapaneseIf I had the key, I could open the door. in other languagesWhat If I had the key, I could open the door. meansIn PortugueseIn French