Finally, the center region is optional.

最后，中间区域是可选的。

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Besides spring, various regions RLV center region basic superposition.

除春季外，各区域的RLV中心区域基本重合。

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This technique is often used to create variable-width buttons, which retain the same rounded corners but whose center region grows or shrinks as needed.

这个方法常用来创建宽度可变的按钮，他们将会保持著圆角，而中间会随著需要进行缩放。

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The region around the Kennedy Space Center at Cape Canaveral even calls itself The Space Coast.

VOA: standard.2010.03.18

Venice is the center of the larger region of Veneto.

VOA: standard.2009.11.14

Jobs simply listed with a transplant center in a region in which he'd have a chance of getting a new liver before he died.

FORBES: Magazine Article

At the time, the firm emphasized its commitment to expand in the region, which has become a major financial center as money flows into the region from skyrocketing petroleum exports.

FORBES: Dubai Exits Helmsley Building

On Tuesday the President will visit and tour a jobs training center in the capital region.

WHITEHOUSE: Press Briefing