In this case, that hint says to right-justify the content.

在本例中，那个提示的意思是将内容右对齐。

youdao

It will then right-justify (using a %*s) the operator itself (submatch(2)) into a second field that's max_op_width characters wide.

随后将运算符本身（submatch(2)）右对齐（使用 %*s）到第二个字段，其字符宽度为 max_op_width。

youdao

It will then right-justify (using a %*s) the operator itself (submatch(2)) into a second field that's max_op_width characters wide.

随后将运算符本身（submatch(2)）右对齐（使用 %*s）到第二个字段，其字符宽度为 max_op_width。

youdao