black-and-white television

例句：

1. 1. This black-and-white television is very oldand needs to be replaced.
   这台黑白电视机非常旧，需要更换。
2. 2. The black-and-white television was the onlysource of entertainment for many families during theGreat Depression.
   在大萧条期间，黑白电视机是许多家庭唯一的娱乐来源。
3. 3.The new color television has a much betterpicture quality than the old black-and-white model.
   这款新彩色电视机的画面质量比旧的黑白型号好得多。