Draw a pentagon, a regular five-sided figure.

画个五边形，一个规则的五边形。

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The five-sided structure itself covers an area of 29 acres.

这座五边形的建筑本身占地29英亩。

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Those watts power eight subwoofers housed in a five-sided concrete box.

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When the Army Corps of Engineers built a giant new headquarters for the Navy and War Departments in record time during World War II, locals marveled at how unobtrusive the five-sided building was.

FORBES: Pentagon Should Cut Bloated Head Count, Not Weapons Programs

The Tax Court sided with the IRS, as did three of five appeals courts.

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