- 1推動力、驅力（較書面；日常「衝動」多半是 impulse）
Impulsion is a strong push — from outside or from inside — that makes something happen or exist. It can be a desire that shoves you into action, or a force that sets a thing moving.
ImpulsionImpulsion is是 a strong push一股強大的推力——from outside or from inside可能來自外面，也可能來自內心——that makes something happen or exist讓某件事發生，或讓某樣東西出現。It can be它可能是 a desire that shoves you into action一種把你推向行動的欲望，or a force that sets a thing moving或是一股讓東西開始動起來的力量。
The everyday word for the inner kind is impulse. Impulsion is rarer and more for books.
The everyday word日常用的字 for the inner kind指內心那種的 is就是 impulseimpulse。Impulsion is rarer and more for booksImpulsion比較少見，也比較書面。
An impulse is often a short, sudden wish; impulsion can feel a little broader, more like a driving force that keeps a thing going. It names the push itself, not the person.
An impulse is often一個impulse通常是 a short, sudden wish一種短暫、突然的念頭；impulsion can feel a little broaderimpulsion感覺比較廣，more like a driving force that keeps a thing going比較像是讓一件事持續下去的推動力。It names它指的是 the push itself這股推力本身，not the person不是指人。
Most will almost never need this noun in speech. If you mean “I did it without thinking,” impulse and impulsive are the pair you want.
Most learners大部分學習者 will almost never need this noun in speech在口說裡幾乎用不到這個名詞。If you mean “I did it without thinking,”如果你想說的是「我沒想就做了」，impulse and impulsive impulse和impulsive are the pair you want才是你要找的一對字。
Though actually, some careful writers still prefer impulsion when they mean a lasting drive, not a one-second .
Though actually不過其實，some careful writers still prefer impulsion有些講究的作家還是偏好用impulsion when they mean a lasting drive, not a one-second whim來表示一種持久的驅力，而不是一時的念頭。
core核心畫面
組成From Middle English impulsioun, from Old French impulsion, from Latin impulsio, impulsionem. Same Latin “push onward” family as impulse.
原始詞典資料2 筆記錄
以下是外部詞典記錄的用法，摘錄並精簡格式，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。
impulsionnoun
- 1
The act of impelling or driving onward, or the state of being impelled; the sudden or momentary agency of a body in motion on another body; also, the impelling force, or impulse.
- I wrought like a fiend, for I expected every moment to be swamped; and since I found I could not push the coracle directly off, I now shoved straight astern. At length I was clear of my dangerous neighbour, and just as I gave the last impulsion, my hands came across a light cord that was trailing overboard across the stern bulwarks.
- 2
Influence acting unexpectedly or temporarily on the mind; sudden motive or influence; impulse.
- Farther, Chrisostome upon this place saith, that Paule when he thus writeth, doth in no wise denie the nature of the flesh, but exalteth it to a more higher dignitie, namelie, that it should rather obaie the impulsion of the spirite, than lust.
- Once they sit to talk, the Pilgrims lose the impulsion that has brought them so far, their confidence in their own crude strength.
摘錄自 英文維基詞典 English Wiktionary，已精簡格式；依 CC BY-SA 4.0 授權使用，改動後的內容同樣以此授權提供。