short-scale contrast的用法和樣例：
例句
- Make sure that the contrast is high between the background and the foreground.
確保背景與前景之間具有高對比度。 - Screens that must be visible under bright lights or from a distance require high contrast and more saturated colors.
在強光下或者遠距離也要能夠看清楚的屏幕，需要高對比度和更為飽和的色彩，上年紀的人和視力不好的人需要較大且易讀的顯示。
