If you don't declare a tunnel parameter because it is not used in that template, then you don't have to worry about its name clashing with any variable reference in that template.

如果没有在模板中声明通道参数，而模板正好又没使用它的话，就不用担心和模板中的变量引用发生名称冲突。

youdao

The third and fourth items in the list show the difference between a tunnel parameter (when activated) and a conventional parameter with the same name.

上述第三和第四条说明了通道参数(激活的时候)和同名传统参数之间的区别。

youdao

You must enter a valid name for the tunnel.

您必须为隧道键入一个有效的名称。

youdao

"I can't wait until my name gets called, when I get to run out of the tunnel and just be where I usually (am), " Revis said.

WSJ: Jets' Revis starts running as trade rumors persist