in the evening,on the evening of的区别是什么

题目

in the evening,on the evening of的区别是什么

答案

前者泛指.如——我通常在晚上睡觉：I go to sleep in the evening.后者具体指.在八月十五那天晚上,我没休息.On the evening of the August 15.I didn't go to bed.行吗?