However, he also describes yet another scenario, a "top-down" scenario which.

然而，他也描述了另一个场景，一个“自顶向下”的场景。

youdao

However, he also describes yet another scenario, a "top-down" scenario which.

然而，他也描述了另一个场景，一个“自顶向下”的场景。

youdao