Then, use a simple system of symbols to mark off 4 different information types in the column space left in the margin.

然后，在你的第一列空栏中使用不同4符号为4不同的信息类型做标记。

youdao

As you work with code in Eclipse, you'll notice yet another column in the left margin between annotations and the code folding controls.

当您在Eclipse中操纵代码的时候，还会注意到在左边框上注解和代码折叠控制符之间有另外一栏。

youdao

In addition to the check mark symbols in the far left margin, there are small triangles in a column to the right of these.

除了最左侧的复选符号之外，在右边的某一列中还有一些小三角。

youdao