Married daughters visit their parents with their husbands on this day, so this day is also called "welcome son-in-law day".

出嫁的女儿回娘家，要与丈夫同行，所以也称“迎婿日”。

youdao

It was Sod's Law—the only day he could manage was the day I couldn't miss work.

真是天不遂人愿—他只有那天抽得出时间，偏偏我上班离不开。

《牛津词典》

However, a law in the 19th century forced railway companies to run one cheap train a day which stopped at every station and cost only a penny a mile.

然而，19世纪的一项法律强制铁路公司每天开一趟便宜的火车，这种火车在每个车站都停，每英里只花一便士。

youdao

It established,by law, the fourth Thursday in November as Thanksgiving Day.

VOA: special.2009.11.23

You know of course that this is absolutely crucial to the study of the law to this day: what are the grounds for understanding the meaning of the Constitution, for example?

你们当然知道,今天这些问题对于法学研究很关键：,比如，理解宪法的,根据是什么？

耶鲁公开课 - 文学理论导论课程节选

In fact, when I first started attending law school, a friend of mine came up to me after the second day of class,

事实上，当我第一次进入法律学校时，第二天下课后一个朋友过来找我，

在上西区 - SpeakingMax英语口语达人

This Law Day, we look back on our long journey toward equality for all.

WHITEHOUSE: Presidential Proclamation -- Law Day, 2013

Law Day is a chance to reaffirm the critical role our courts have always played in addressing those wrongs and aligning our Nation with its first principles.

WHITEHOUSE: Presidential Proclamation -- Law Day, 2013

Many businesses work to comply with the law every day.

WHITEHOUSE: Naturalization Ceremony for U.S. Service Members