black-and-white什么意思解释？

Someone had coloured in all the black and white pictures.有人给所有的黑白照片都上了色。The hip-hugging black and white polka-dot dress was the height of fashion.黑白圆点花纹的紧身连衣裙当时是最时尚的。A black and white police car cruised past.一辆黑白相间的警车缓慢驶...

black-and-white的音标：black-and-white的英式发音音标为：[b'læk'ændw'aɪt]black-and-white的美式发音音标为：[ˌblækən'hwaɪt, -'waɪt]...