写下并思考你在本单元所学到的知识，将它们串联起来。

Write down and think about what you have learned in the unit and make some connections.

youdao

您可以编辑表格中的内容并设计每个单元中的文本。

You can edit the contents of the table and format the text in each cell.

youdao

然后仅从原始位置复制这些单元，并带上其引用的变量。

Only those units are then copied from the original source with the variables they refer to.

youdao

To get any location in memory, to get to any value of the list, I simply have to say which element do I want to get, I know that these things are stored in a particular size multiply that index by 4, add it to start, and then it's in a constant amount of time I can go to that location and get out the cell.

取得列表中的任何一个值,简单说来，想要取得列表中的任何元素,我知道这些元素存在特定的大小中,把下标乘以4，加到start上,然后定位到内存单元，并取出值就是固定的时间了,好的，如果元素以固定大小存储。

麻省理工公开课 - 计算机科学及编程导论课程节选