You remember joining the PTA and being elected President when you left a meeting to use the restroom.

你记得参加家长—教师联系会，在你离开会议室去洗手间时，你当选为会长。

youdao

When do you typically use the restroom?

你一般什么时候会上厕所？

youdao

Daniel: Because I need to use the restroom.

丹尼尔：因为我要上厕所。

youdao

Then rinse under running water. In a public restroom, if you dry your hands with a paper towel, you should also use the towel to shut off the water and open the door.

VOA: special.2010.09.29

You want to ask to use the restroom as politely and as softly as you can.

你想要尽可能礼貌委婉地请求使用洗手间。

I wonder if 课堂 - SpeakingMax英语口语达人

I wonder if I could use the restroom.

我想知道我可不可以用这个洗手间。

I wonder if 课堂 - SpeakingMax英语口语达人

Loughner asked if he could use the restroom, then at one point complained he felt sore.

NPR: Records Provide New Look At Ariz. Shooting Spree

Loughner asks at one point if he can please use the restroom and says "Thank you" when allowed.

NPR: Major Findings In Records About Giffords Shooting

The detectives rented a vehicle and continued on their way, making a pit stop in Grapevine to use the restroom.

CNN: STORY HIGHLIGHTS