- 1
Propagation means spreading or reproducing something so there's more of it. use it for growing new plants from a piece of an old one - 'propagation by cuttings'. Scientists use it for how light, sound, or radio signals travel and spread out. And more generally, it can mean spreading ideas, beliefs, or information to more people, sometimes with a slightly negative feeling, like 'the propagation of rumors'.
繁殖（植物）；傳播（訊號、想法）
組成From propagate (to spread or reproduce) + -ion (turns a verb into a noun).
同家族的字
- propagatethe verb form of this word
原始詞典資料5 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
propagationnoun/pɹɒpəˈɡeɪʃən/
- 1
The multiplication or natural increase in a population.
- plant propagation
- 2
The dissemination of something to a larger area or greater number.
- The farmer specialized in the propagation of rare orchids.
- 3
lifestylereligionThe dissemination of something to a larger area or greater number.
- 4
natural-sciencesphysical-sciencesphysicsThe act of propagating, especially the movement of a wave.
- Radio propagation varies with atmospheric conditions.
- 5
biologygeneticsmedicineThe elongation part of transcription.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。