Dothat on your own time.

自己找时间做吧。

youdao

In the top-down model, high-level components at the top of the food chain bark orders to lower-level components by calling functions like DoThis and DoThat to perform various tasks.

在自顶向下的模型中，在顶部的高级部分对低级的实现各种不同任务的函数——如DoThis, DoThat进行食物链式的调用。

youdao