The coating is in silver gray and half-bright, and the nickel coating has no pinhole, no pit and good bonding force.

镀层呈银灰色半光亮镀层，镍层无针孔、无麻点、结合力好。

youdao

The bright return stroke travels upward at around half the speed of light, and is too fast to capture in more than one image.

闪亮的回击以光速的一半速度上行传播，由于它的速度太快，在一张图象中不能捕捉到这一过程。

youdao

So the dark half of the rings is 60 timesbrighter, and the bright half 20 times brighter, than they would haveappeared if the entire system, planet included, could have beencaptured in a single image.

所以要在这一幅包括行星在内的整个系统的图像中使土星环显现出来，土星环黑暗的一半被增亮了60倍，而明亮的一半被增亮了20倍。

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Now these letters and emails come more often from the half-bright, some of them professional academics, than from the fully bonkers or barking.

BBC: A Point of View: Science, magic, and madness

You can tell the half-bright from the barking because the barking don't know how little they know, while the half-bright know enough to think that they know a lot, but don't know enough to know what part of what they know is actually worth knowing.

BBC: A Point of View: Science, magic, and madness

In the half-light, the proscenium glowed like a bright department-store window, which shadowy people behind it were dressing.

NEWYORKER: The Natural