Using a flash in a dim restaurant will bleach your food of any defining features and splashes of colour.

在昏暗的餐厅使用闪光灯能让你食物的特点和颜色变得明显。

youdao

Tiffany-style pendant lights lend the only flash of colour in an otherwise monochrome and sparsely decorated room.

BBC: Dublin's recessionary restaurant boom

But we all rather cringe at his stream of off-colour jokes. (Our Nordic cousins look particularly pained.) And he will flash his money around.

ECONOMIST: Charlemagne