ellipsis

You no doubt noticed the ellipsis in the code above.

您一定注意到上述代码中的省略号。

Click the ellipsis for the relationship expression and add the following logic to the relationship definition.

单击关系表达式的省略号，并向关系定义中添加如下逻辑。

Named and variadic parameters can be used in the same function, simply by placing the variadic ellipsis after the list of named parameters.

可以在同一个函数中同时使用命名参数和可变参数，只需要将可变参数的省略号放在命名参数列表之后。