adj.<非正>顽固的,固执的
You've old and pigheaded. You don't know what's what.
你真被迷了,老昏了,一点也不会想了.
He can be intransigent and pigheaded at times.
他有时候会很固执,寸步不让。
He is a pigheaded [ bullheaded ] person.
这人真 拧.