ADJ-GRADED [usually verb-link ADJ]不可行的;行不通的;办不成的 If you describe something such as a plan, law, or system as unworkable, you believe that it cannot be successful. 不可行的;行不通的;办不成的
There is the strong possibility that such cooperation will prove unworkable.
这种合作很有可能会行不通。
Washington is unhappy with the peace plan which it views as unworkable.