perpetual

CET-6 大学 FREQ #15868 ★☆☆☆☆

a. 永久的, 不断的, 无期限的, 没完没了的, 四季开花的 [经] 永远的, 终身的, 持续的

发音

US /pɚˈpɛt͡ʃuəl/
UK /pəˈpɛtʃʊəl/
UK /pəˈpɛtjʊəl/

词形变化

perpetuals 复数 perpetuals

别名

perpetuall

教材释义与例句

形容词

永久的；不断的；四季开花的；无期限的

释义与例句

n.
  1. 1.

    Ellipsis of perpetual check.

adj.
  1. 1.

    Lasting forever, or for an indefinitely long time.

  2. 2.

    Set up to be in effect or have tenure for an unlimited duration.

    perpetual copyright

  3. 3.

    Continuing; uninterrupted.

    无休止嘅

    连续不断嘅

  4. 4.

    Flowering throughout the growing season.

    生物 植物学

    By means of artificial hybridization, practised for a series of years, he has succeeded in producing a race of carnations which are perpetual bloomers.

    The hybrid perpetual roses as a rule require to be pruned to within 4 to 6 inches of the ground.

词汇关系

形容词

同义词 10

eternal constant everlasting never-ending incessant unending ageless ceaseless unceasing aeonian

近义相关 4

permanent lasting continuous uninterrupted

相关短语

perpetual motion n. 永恒运动 perpetual motion machine 永动机 perpetual license perpetual bond [经] 永久债券 perpetual bonds perpetual beta perpetual check 长将 perpetual checks perpetual motion machines perpetual licenses perpetual curate perpetual curates perpetual motion machine of the first kind 第一类永动机 perpetual motion machines of the first kind perpetual motion machine of the second kind 第二类永动机

词源

From Middle English perpetuel, from Old French perpetuel, from Latin perpetuālis (“universal”), from perpetuus, from petō.

来源：wiktionary