bathroom n. 浴室；洗手间
restroom n. 洗手间
gas station n.加油站

Can I use your bathroom?
我能借用一下你的卫生间吗？
Where is the restroom?
请问洗手间在哪儿？
I need to pee really badly.
我真的很想撒尿。
My bladder is bursting.
我膀胱要爆炸了。
I've held it in for so long. I have to visit the John!
我肚子疼，得去茅坑！
Can we stop at the next gas station? I need to take a leak.
我们可以在下—个加油站停一下车吗？我要方便一下。