vscode 片段:重复输入到片段正文给定位置的内容

vscode snippets: repeat what's being typed into given location on the snippet body

我想知道我是否可以将在位置 $1 上输入的内容重复到下面显示的代码段位置:

"BootstrapCol": {
        "prefix": "BSCol",
        "body": [
            "<div class="col-">[=11=]</div><!-- ./col-{REPEAT WHAT IS BEING TYPED HERE} -->"
        ],
        "description": "Create a Bootstrap Grid col Markup"
    }

如果是,怎么做?

"<div class=\"col-\">[=10=]</div><!-- ./col- -->"