名詞 compulsion:

1. an urge to do or say something that might be better left undone or unsaid
   同義詞：irresistible impulse
2. an irrational motive for performing trivial or repetitive actions against your will
   同義詞：obsession
3. using force to cause something
   同義詞：coercion

1. The compulsion felt to meet such obligation.
   責(zé)任感一種想負起這種義務(wù)的感情
2. I will pay nothing under compulsion.
   在強迫之下我分文也不愿付。
3. A person with behavior patterns governed by a compulsion.
   強迫癥患者行為方式受強迫驅(qū)使的人
4. Caused or conditioned by compulsion or obsession.
   強迫的由強迫或壓制所引起或制約的

com.pul.sion

n.（名詞）

The act of compelling.
逼迫：逼迫的行為
The state of being compelled.
被迫：被迫的狀態(tài)

An irresistible impulse to act, regardless of the rationality of the motivation:
沖動：無法抑制的沖動，不顧動機是否合理：
例句：
.The compulsion to protect the powerful from the discomfort of public disclosure feeds further abuse and neglect.(Boston Globe)
.為了使當(dāng)權(quán)者免受被當(dāng)眾揭發(fā)的痛苦，這股沖動進一步助長了權(quán)力濫用和玩忽職守.(波士頓環(huán)球)

An act or acts performed in response to such an impulse.
沖動：回應(yīng)上述沖動的行為

來源：
Middle English
中古英語
from Old French
源自 古法語
from Late Latin compulsiô compulsiôn-
源自 后期拉丁語 compulsiô compulsiôn-
from Latin compulsus [past participle of] compellere [to compel] * see compel
源自 拉丁語 compulsus [] compellere的過去分詞 [迫使] *參見 compel