It's the largest auto-slide-open roof in the world.

这是全球最大的自动开合式屋顶。

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The terrace encloses the greened patio in whose centre a tree grows through the open roof.

露台将绿色的中庭围住，一棵大树参天而立。

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Open - roof greenhouse can purge high wet air and get rapid air exchange and cool effect.

屋顶全开启温室可以快速除去温室内的高湿空气，达到快速空气交换及降温的效果。

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The center of the museum is open, so people can look up toward the roof or down toward the ground floor.

VOA: special.2009.04.06

Her eyes flew open. She could hear the steady rainfall on the roof top.

VOA: special.2009.02.28

And the Briton enjoyed playing under the open stadium roof after four days of rain.

BBC: Andy Murray beats Jo-Wilfried Tsonga in Shanghai

The best scenario would be for the Green Bay Packers to play the Pittsburgh Steelers in a high-scoring shoot-out with the roof open.

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Playing earlier with the roof open, unseeded Suarez Navarro looked shell-shocked in the conditions as Dementieva raced to a 4-0 first-set lead on the Rod Laver Arena.

BBC: Serena survives Kuznetsova test