第一个数字代表第几周，第二个数字代表第几天，如1-1是第一周，第一天
The first number stands for weeks, and the next one stands for days. For example, 1-1 stands for the first week, the first day.
第一个数字代表第几周，第二个数字代表第几天，如1-1是第一周，第一天
The first number stands for weeks, and the next one stands for days. For example, 1-1 stands for the first week, the first day.