everlasting

permanent, eternal, perpetual, everlasting, endless

这些形容词均有“持久的、永久的”之意。
permanent: 指总是处于相同的情况和地位，可长期持续下去，永久不变。
eternal: 语体较庄重，侧重指永远存在，无始无终。
perpetual: 语气最强，指保持永久不变，没有中断的行为，永无止境地持续下去，有时用于贬义，指令人厌烦之事。
everlasting: 语气较庄重，有时可与eternal换用，侧重持续不尽，或指开始后一直进行下去。
endless: 系日常用词，指无尽无休。

名词 everlasting:

1. any of various plants of various genera of the family Compositae having flowers that can be dried without loss of form or color
   同义词：everlasting flower

形容词 everlasting:

1. continuing forever or indefinitely
   同义词：ageless, aeonian, eonian, eternal, perpetual, unending, unceasing
2. without qualification; used informally as (often pejorative) intensifiers
   同义词：arrant, complete, consummate, double-dyed, gross, perfect, pure, sodding, stark, staring, thoroughgoing, utter, unadulterated

1. The conflicting interests of producers and consumers will be everlasting.
   生产者与消费者之间的利益冲突将永远存在。
2. Send you our everlasting feeling of gratefulness and thankfulness on this special day.
   在这特别的日子谨向您致以我们永恒的感激之情。
3. His brave deeds in the battle earned him everlasting glory.
   他在那场战斗中的英勇事迹为他赢得了永恒的荣誉。
4. He believes in life everlasting after death.
   他相信死后永生。