bullheaded

/ˌbʊlˈhed.ɪd/

形容词

固执的；（尤指）任性的
"His bullheaded decision to go ahead with the project despite warnings of potential failure ultimately led to a costly mistake."
"尽管有潜在失败的警告，他执拗的决定继续进行项目最终导致了一次昂贵的错误。"