The best way to see the correct colour of your aura is in a daylight against a white wall. I know that some people use black background but I did not try this.

要想看到你气场的真正颜色，最好的方法就是在太阳光照射下的白色墙面前，我了解到有些人使用黑色背景，但我没有尝试过。

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An insistent voice instructed him to paint a wall of the room in black.

一个咄咄逼人的声音指示他把房间的一面墙漆成黑色。

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In one, an antique black-and-white television balances on the wall below a life-size poster of a pixilated Japanese warrior.

在一间店里，一台古老的黑白电视机对面的墙上，挂着一幅真人大小的日本武士招贴画。

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And that makes it a decorating conundrum: The larger the screen, the more it looks like a gaping black hole in the wall which is why the "television question" is one of the first designers raise when they sit clients down.

WSJ: Disguise Your TV

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

The ball caromed back onto the field off the bottom of a black retaining wall just above the fence and was initially ruled in play.

WSJ: Marcum exits early again, Mets lose to Pirates 7-3