Feb. 29 is an intercalary day; leap year is an intercalary year.

2月29日是闰日；闰年是有添加日的年份。

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The last time the central bank cut RRR was Feb. 29, 2016.

中国人民银行上次降低存款准备金率还是在2016年的2月29日。

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AIG hasn't announced when it will report quarterly results, but it has until Feb. 29 to file its annual report.

AIG尚未宣布何时公布第四财季业绩，但它在2月29日前必须公布年报。

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Companies' monthly financial reports may run fine for years, then crash in February of a leap year when software tries to compare Feb. 29, 2012, to a nonexistent Feb. 29, 2011.

WSJ: For Some, All in a Leap Day's Work

Microsoft confirmed late Feb. 29 that a service outage that affected its Azure cloud computing service was caused by a Leap Year bug.

FORBES: Ridiculous: Microsoft's Azure Fails Over Unrenewed Security Certificate

The U.S. has said a launch would threaten a Feb. 29 deal to deliver food aid in return for a North Korean nuclear moratorium.

WSJ: China Seeks Peacemaker Role on North Korea