She signed out for the evening.

她在傍晚时签退。

youdao

He signed out at ten this morning.

他在今天上午十点签字离开。

youdao

But... I was too nervous, then I signed out.

但…太过紧张所以我就下限了。

youdao

It has been one year since President Obama signed the economic recovery bill aimed at pulling the country out of recession.

VOA: special.2010.02.19

So, it seemed like a good start for me, pre-med/bio, and I signed up for my bio class -- I found out, as Professor Drennen did, that I had to take chemistry as well. I wasn't as upset, I was sort of a neutral chemistry person at this point, but I thought it was pretty smart to get it over with on the first semester, so that's what I did.

一个既在科学上有挑战又能帮助他人的职业，从医学预科或者生物起家-,我参加了生物课，我和Drennen教授一样，我也必须要上化学课，我并没有很不爽,我当时对化学的态度很中立。

麻省理工公开课 - 化学原理课程节选

They were out-voted. President Polk signed the war bill.

VOA: special.2009.02.26

What makes the report signed out by Acting DoD Inspector General Thomas Gimble so bizarre is that it determined the Pentagon policy organization's activity in this area to be both legal and authorized.

CENTERFORSECURITYPOLICY: Truly "inappropriate" behavior

Formula would be signed out like medication.

MSN: New York's pro-breastfeeding stance draws criticism

And so the Army policy, which is more restrictive than the actual memorandum that the secretary of Defense had signed out in '94, keeps women from serving with those units in this battalion or smaller unit level that are actually in this offensive combat role.

NPR: Women in Combat: Rules and Reality