你也可以从更高层递归地调用这些打包了的交互活动，类似于宏调用(图4)。

You can invoke these packaged interactions recursively from within higher-level interactions analogous to macro invocations (Figure 4).

youdao

您将学到 Lambda表达式、递归和宏。

You'll see Lambda expressions, recursion, and macros.

youdao

您将学到 Lambda表达式、递归和宏。

You'll see Lambda expressions, recursion, and macros.

youdao