sequence of number

例句：

1. 1. The sequence of events unfolded gradually.
   事件的顺序逐渐展开。
2. 2.The sequence of numbers is important for calculations.
   数字的序列对于计算很重要。
3. 3. The sequence of the books on the shelf has been rearranged.
   书架上的书籍排列顺序已经重新调整。