Examples of using "あなたをこんなに待たせて、すみません。" in a sentence and their english translations:
- I'm sorry I've kept you waiting so long.
- I've kept you waiting for a long time. Please forgive me.
- I'm sorry I've kept you waiting so long.
- I'm sorry I have kept you waiting so long.
- I'm sorry that I've kept you waiting so long.