Mary cried, "the gray wall is changing."

玛丽喊道，“灰色的墙变了。”

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Fang Lijun placed seemingly very good frame onto the gray wall, and possibilities of goodness seem to show in the frame.

方力钧将看上去很讲究的画框安放在灰色的墙上，美好的可能性似乎呈现在画框里。

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Thick pipes protrude from the ceiling, and a window in the front room opens onto nowhere, just another gray tunnel wall beyond it.

粗壮的管道从天花板上突出来，前屋的窗户外不过是另一堵灰色的隧道墙壁。

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In the sun room, for example, where Mr. Ye kept the traditional blue-gray-black wall paintings, the workers decided to save money by using plastic in the ceiling blinds instead of the wooden slats Mr. Ye had requested.

WSJ: Inside the Home and Studio of Ye Yongqing

It was set hard by the harbor wall, with Mweelrea Mountain across the water, and disgracefully gray skies above.

NEWYORKER: Fjord of Killary

Paul Gray, 50, disappeared when he climbed over a wall and into the pit after Craig Whipps became submerged in the slurry at Albyns Farm, near Ongar.

BBC: Essex farm workers 'overcome by slurry'