交叉式介入
指教师以活动参与者的身份进入活动情境，通过参与幼儿活动，借助角色互动机会，引导幼儿自己解决问题。
Choose the closest paraphrased version after the following sentence or the italicized part.
In my youth the lonely inventor who could not obtain a hearing was still the stock figure of the imagination. ( )
