misconceived
adjective uk/ˌmɪs.kənˈsiːvd/ us/ˌmɪs.kənˈsiːvd/
设想错误的；计划不周的；判断失误的
badly planned because of a failure to understand a situation and therefore unsuitable or unlikely to succeed
The plan to build the road through the forest is wholly misconceived. 穿过森林修建一条路的设想是完全错误的。