Black and white

黑白───black and white;相间───Alternate

He'd seen the proof in black and white.───他已经看过书面证据。

a zebra's black and white stripes───斑马的黑白条纹

a black and white spotted dress───黑白点相间的连衣裙

Black and white are opposite.───黑与白是截然相反的.

He gave me assurance in black and white.───他给了我书面保证.

The pictures were in black and white.───这些照片是黑白的。

A black and white police car cruised past.───一辆黑白相间的警车缓慢驶过。

The movie was shot in black and white.───那部电影拍成了黑白片。

Although there is no overt hostility, black and white students do not mix much.

Gray is intermediate between black and white.

They demanded that the agreement be written in black and white.

The government must redress the imbalance in spending on black and white children.

There's still a tendency to see the issues in black and white.