【俚語】

Pigheaded 頑固的，固執(zhí)的

【例句】

Never have I met a woman so pigheaded!
我從來沒見到過這樣固執(zhí)的女人。

Stubborn /ˈstʌbɚn/ 頑固的，固執(zhí)的

【例句】

He's very stubborn and it drives me mad sometimes.
他很固執(zhí)，有時候會把我逼瘋。

Be as stubborn as a mule
倔得和驢一樣

【例句】

I tried to convince Jake to go to the doctor, but he's as stubborn as a mule.
我試著讓Jake去看醫(yī)生，但他倔得和驢一樣。

Set in one's ways 不愿改變

【例句】

As he gets older he's becoming more set in his ways.
年級慢慢大了，他越發(fā)不愿意改變自己。

inflexible 不愿改變的

【例句】

My boss is kind of inflexible and he does everything by the book.
我的老板有點死板，什么事都照本宣科。