Best known for her ladylike pillbox hats and skirt suits, she chose pale colours that would look good in black-and-white and wasn't afraid to take risks in preppy cropped pants.

最有名的是她那些尽显女士贤淑风范的小礼帽和西装裙。 她喜欢选择浅色衣服，因为在当时的黑白电视上会更好看，杰奎琳还毫不畏惧穿上私校风格的短裤。

youdao

There are eight "hazcams" front and back, to take stereo black-and-white pictures for depth perception, and four navigation cameras ("navcams") at the top of an extendable mast.

CNN: Curiosity opening Martian frontier?

Take the difference in pay for black and white men.

FORBES: Regulations Are Very Expensive, But Their Economic Value Is Negative

LensWork has grown for 20 consecutive years by exploiting a defined niche audience: fine art photography aficionados with a passion for classic black and white images that take their cues from the masters of the genre.

FORBES: How LensWork Leverages the Power of Niche