propagation

CET-6 FREQ #45852

n. 增殖, 繁殖, 宣传 [医] 传播, 繁殖, 持续培养

发音

UK /pɹɒpəˈɡeɪʃən/
US /pɹɑpəˈɡeɪʃən/

词形变化

propagations 复数 propagations

别名

propogation

释义与例句

n.
  1. 1.

    The multiplication or natural increase in a population.

    可数 不可数

    plant propagation

  2. 2.

    The dissemination of something to a larger area or greater number.

    可数 不可数

    The farmer specialized in the propagation of rare orchids.

  3. 3.

    The dissemination of something to a larger area or greater number.

    The winning of new converts.

    可数 不可数 宗教
  4. 4.

    The act of propagating, especially the movement of a wave.

    可数 不可数 物理

    Radio propagation varies with atmospheric conditions.

  5. 5.

    The elongation part of transcription.

    可数 不可数 生物 医学

词汇关系

名词

同义词 3

generation extension multiplication

上位词 7

spreading breeding reproduction airing procreation dissemination facts of life

下位词 6

biogenesis biogeny Doppler effect Doppler shift redshift wavefront

相关短语

propagation time [计] 传输时间 propagation times propagation constant [化] 传播常量 propagation constants propagation delay [计] 传播延迟 propagation delays propagation mode [计] 传播方式 propagation modes

词源

From Middle French propagation, from Old French propagacion, from Latin propagatio. Morphologically propagate + -ion.

来源：wiktionary