编辑列信息，如下表和图3所示。

Edit the column information as shown in the following table and in Figure 3.

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输入一个新的行，在每个列中提供如下所示的值。

Enter a new row, putting values in each column as shown below.

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举例来说，假设一个文本文件“sample”有三列，其内容如下所示。

For example, imagine a text file named "sample" with three columns that look like this.

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举例来说，假设一个文本文件“sample”有三列，其内容如下所示。

For example, imagine a text file named "sample" with three columns that look like this.

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