小便英文怎么讲才文雅？学会这些表达，不再出丑！

urination /ˌjʊriˈneiʃən/ n. 排尿，小便

urinate  /ˈjʊrɪneɪt/ v. 排尿，小便

 I need to urinate. 我需要去小便。

小孩用语/关系较好的成人间

Pee v. & n. 小便（非正式）

 I need to take a pee.

我需要去小便。

Wee v. 小便（非正式）

 Daddy, I need to wee!

爸爸，我想撒尿！

Tinkle n. 叮咚声

 Hey. Man. I gotta tinkle. Catch you later.

哥们。我得去解个手。一会见。

Go number one 去小便

Mom always asks me to help my little brother go number one. 

妈妈总是让我帮弟弟去小便。

日常生活

I need to use the bathroom/restroom.

I need to relieve myself.

I have to powder my nose. 补妆

Excuse me. Where can I wash my hands?

Excuse me. Could you please tell me where the restroom is?