staunch

坚定的支持者

a very loyal and committed supporter

非常忠诚和坚定的支持者

a very loyal and reliable ally

a firm and dedicated supporter of a cause or person

a very firm and determined opponent

someone with very strong conservative political views

坚决的捍卫

a very strong and resolute defence

非常有力且坚决的辩护或防卫

someone with a very strong and unwavering belief

someone with very strong socialist political views

断然拒绝

a very firm and unwavering refusal

非常坚定和毫不动摇的拒绝

to stop or slow down the flow of blood from a wound

to stop or slow down the movement of a liquid