impetus
?? 發布時間：2026-07-03 01:52:14
英 ['?mp?t?s]
美['?mp?t?s]
- n. 動力；促進；沖力
GRECET6TEM8IELTS考研TOEFL低頻詞常用詞匯
中文詞源
impetus 推動，促進，刺激
im-,進入，使，-pet,追逐，沖擊，詞源同compete,appetite.引申詞義推動，促進，刺激等。
英文詞源
- impetus (n.)
- early 15c., impetous "rapid movement, rush;" 1640s, with modern spelling, "force with which a body moves, driving force," from Latin impetus "attack, assault, onset, impulse, violence, vigor, force, passion," related to impetere "to attack," from assimilated form of in- "into, in, on, upon" (see in- (2)) + petere "aim for, rush at" (see petition (n.)).
雙語例句
- 1. This is the primary impetus behind the economic recovery.
- 這是促使經濟復蘇的主要動力.
來自《簡明英漢詞典》
- 2. The treaty gave a fresh impetus to trade.
- 這條約使雙方的貿易又推進了一步.
來自《簡明英漢詞典》
- 3. Children need an impetus to study.
- 兒童學習需要動力.
來自《現代漢英綜合大詞典》
- 4. This is an encouragement [ impetus ] to us.
- 這是對我們的 鞭策.
來自《現代漢英綜合大詞典》
- 5. Her speech gave an impetus to my ideas.
- 她的講話激發了我的思緒.
來自《現代英漢綜合大詞典》