The date of a major tragedy is remembered as a black day.

VOA: special.2009.11.15

Good things of Day begin to droope, and drowse, While Night's black Agents to their Prey's do rowse.

光明渐渐沉寂，消失，黑暗却更加振奋。

耶鲁公开课 - 文学理论导论课程节选

So did the local police. The next day more than sixty black students took every seat at the lunch counter.

VOA: special.2010.01.29

One day, while Giovani was looking out his window, he saw an old man in a black cape walking in the garden.

VOA: special.2009.05.23

The next day, Mr.Black put on his best cloth and we walked around Winston-Salem.

VOA: special.2011.01.08

To this day in Little Havana, the food, including black beans and rice and frita cubanas - hamburgers of a sort, topped with grated fried potatoes - is Cuban.

VOA: standard.2010.04.19