You know what the worst day of my life was?

你知道我一生中最糟糕的一天是哪一天吗？

youdao

The worst day is Wednesday, with an open rate of just 23 per cent.

最差的是星期三，只有23%的打开率。

youdao

Phillips said her husband "has had the best and the worst day of his life within such a short space of time."

菲利普斯说“在这短暂的一刻，她的丈夫经历了一生中最美好和最痛苦的时光。”

youdao

"Worst. The worst was also the funnest, 'cause I got up early Thanksgiving day and we went to the Burwick Marathon, but it's a nine-mile road race.

VOA: special.2009.11.23

It's a commuter's worst nightmare, a normal day turned upside down by an explosion.

VOA: standard.2010.03.30

General Wardak explained that, on election day,the domestic and international forces are preparing "for the worst possible scenario" and will have four-tiers of security in place.

VOA: standard.2009.08.16

Fridays are the worst day to travel, with 200 million more delay hours than Mondays.

FORBES: Escape the Cost and Lost Time of Traffic Congestion

The negative news pummeled Wall Street on Monday, its worst day of the year.

NPR: Asia Stocks Sink On Global Growth Worries

The worst day of the year for the SPX was June 1, when it lost 2.46% (interesting figure).

FORBES: It Was A Very Good Year For Stocks