3-11 I need to wash up.
Excuse me a moment. I'll be right back. please wait for me. Nature's calling. I need to wash up. I need to use the facilities. Where's the bathroom? Which way should I go? Where can I find a restroom?
3-11 對不起,我離開一下。
我很快就回來。請等我。我需要洗個手。我需要上洗手間。廁所在哪里?我該往哪里走?哪里有洗手間?