1. From today to 21, world become black-and-white, let us pray for them among heart. 从今天开始至21号，世界变成了黑白色，让我们在心中为他们祈祷把。
2. Bears are usually brown or black in color, but the Giant Panda has black-and-white skin, while the polar bear is white. 熊通常是灰色或黑色的，但也有其他颜色的，例如大熊猫是黑白的，而北极熊则是白色的。
3. A black-and-white print evokes feelings of emptiness, desolation, and strong moods in a place often associated with the complete opposite. 一张黑白照片通常在一定情况下会激发完全相反的空虚感，凄凉感以及强烈的情绪。
英英解释
n.
1. the result of the printing process
2. a black-and-white photograph or slide adj.
1. lacking hue or shades of grey; part white and part black
2. not having or not capable of producing colors
3. of a situation that is sharply divided into mutually exclusive categories
4. having spots or patches (small areas of contrasting color or texture)
