| 单词 | perpetual |
| 例句 | perpetual adjective 1.•deep caves in perpetual darkness:everlasting, never-ending, eternal, permanent, unending, endless, without end, lasting, long-lasting, constant, abiding, enduring, perennial, timeless, ageless, deathless, undying, immortal | unfailing, unchanging, never-changing, changeless, unfading | rare sempiternal, perdurable. ANT transitory, temporary. 2.•a perpetual state of fear:constant, permanent, uninterrupted, continuous, unremitting, unending, unceasing, persistent, unbroken. ANT intermittent. 3.•her mother's perpetual nagging:interminable, incessant, ceaseless, endless, without respite, relentless, unrelenting, persistent, continual, continuous, nonstop, never-ending, recurrent, repeated, unremitting, sustained, around/round-the-clock, chronic, unabating | informal eternal. |
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