They have helped hundreds of people cut hair since February 15th.

自2月15日以来，他们已经帮助数百人理发。

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Britain converted to decimal currency on February 15th, 1971.

英国于1971年2月15日改用十进位币制。

《新英汉大辞典》

CLIVE HARRIS: February 15th?

克莱夫·哈里斯：2月15日？

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The plans to increase the psychological resilience of soldiers will apparently be revealed on February 15th.

FORBES: How Will The U.S. Army Address the Mental Health Crisis In Soldiers and Veterans?

Bids for the Terminal just came in this week February 15th, for project completion next year.

FORBES: In A Bold Move, Massachusetts Stakes Out Its Role in US Offshore Wind Development

Then, on February 15th, came the elucidation of Mr Cameron's three-year-old plan for public-sector organisations to be run as co-operatives.

ECONOMIST: David Cameron searches for his ��council house�� moment