ADJ-GRADED 倔强的;固执的;顽固的;执拗的 Someone who is stubborn or who behaves in a stubborn way is determined to do what they want and is very unwilling to change their mind.
He is a stubborn character used to getting his own way... 他性格固执,惯于一意孤行。
His face was set in an expression of stubborn determination. 他脸上流露出固执坚定的表情。
ADJ-GRADED (污渍)顽固的,难以去除的;(问题)棘手的,难以解决的 A stubborn stain or problem is difficult to remove or to deal with.
This treatment removes the most stubborn stains... 这个方法能清除大多数顽固污渍。
The first and most stubborn problem was that of reductions in the number of aircraft. 最首要也是最棘手的问题是飞机数量的减少。