black-and-white是什么意思？

black-and-white

英[b'læk'ændw'aɪt] 美[ˌblækənˈhwaɪt, -ˈwaɪt]

• adj. 用笔写的，印刷的，黑白混合的；

英英词典释义

• Adjective
  1. not having or not capable of producing colors;
  "black-and-white film""a black-and-white TV""the movie was in black and white"
  2. of a situation that is sharply divided into mutually exclusive categories;
  "he rejected a black-and-white world""there are no black-and-white certainties""there were no gray areas, you were either for him or against him, he was all black-and-white"