per‧ma‧nent 1 S2 W2 / pɜmənənt $ pɜr- / 形容词

continuing to exist for a long time or for all the time in the future 反义词 temporary :

He gave up a permanent job in order to freelance.

a permanent change in your eating habits

The blindness that the disease causes will be permanent.

Miller soon became a permanent fixture (= someone or something that is always there ) on the team.

— permanence ( also permanency ) 名词 [不可数名词] :

the permanence of parental love

our desire for some sense of permanence

THESAURUS

permanent continuing forever, for a very long time, or for the rest of your life : She has permanent damage to her eyesight. | the search for a permanent solution to the problem | They’ve offered her the job on a permanent basis.

lasting continuing for a very long time – used especially when something continues to affect someone or something for a long time : The experience left a lasting impression on him. | Things that happen in early childhood can have a lasting effect on your life. | Shelley was to have a lasting influence on him. | Is there any hope for a lasting peace in the Middle East?

never-ending continuing so long that you think it will never end – used especially when something needs a lot of effort : Keeping the house clean is a never-ending battle. | It was a never-ending task. | The search was never-ending.

perpetual a perpetual state or feeling seems to be there all the time – used especially about something that is very annoying, worrying, or tiring : For many working mothers, balancing the demands of children and job is a perpetual challenge. | The people live in a perpetual state of fear.

everlasting continuing forever – used especially in the following 短语 : Gold is the symbol of everlasting love . | He promised them everlasting life .

eternal continuing forever – used especially in the following 短语 : Do you believe in eternal life ? | the secret of eternal youth | She has my eternal gratitude (= I will always be grateful to her ) . | You’re always the eternal optimist . (= you always think that good things will happen )