The contract that was signed on Thursday morning was backdated to March 11.

星期四上午所签的合同从3月11日起生效。

《柯林斯英汉双解大词典》

On March 11, World Health Organization (WHO) officially characterized COVID-19 as a pandemic.

3月11日，世界卫生组织正式宣布新冠肺炎为大流行病。

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March 11 in the U.S., and March 25 in 26 additional countries.

在美国是3月11日，随后3月25日在其他26个国家上市。

youdao

In Washington March 11, U.S.Senate lawmakers heard testimony about the problem from top law enforcement officials.

VOA: standard.2010.03.11

Don't look this up in Fabozzi because the date of founding was March 11 2008; that's the date that they announced it.

不要在法博齐著作中搜寻,因为它成立于2008年3月11日；,他们宣布的那天。

耶鲁公开课 - 金融市场课程节选

The International Air Transport Association this week said passenger traffic fell 11 percent in March because of the economy.

VOA: standard.2009.04.28

The plant has been shut down even prior to the quake on March 11.

FORBES: Radiation Levels Near Fukushima Up, Tokyo Unchanged, Says IAEA

The yield hit a high of 2.083% on March 11, but closed Thursday at 1.852%.

FORBES: The Week Ahead: Will Spring Showers Dampen Your Portfolio?

All became ringleaders in the bombings that killed 191 people on March 11 2004.

CNN: France asks: Were warnings missed on Toulouse killer?