impetus
英 ['?mp?t?s]
美['?mp?t?s]
- n. 动力；促进；冲力
GRECET6TEM8IELTS考研TOEFL低频词常用词汇
中文词源
impetus 推动，促进，刺激
im-,进入，使，-pet,追逐，冲击，词源同compete,appetite.引申词义推动，促进，刺激等。
英文词源
- 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.)).
双语例句
- 1. This is the primary impetus behind the economic recovery.
- 这是促使经济复苏的主要动力.
来自《简明英汉词典》
- 2. The treaty gave a fresh impetus to trade.
- 这条约使双方的贸易又推进了一步.
来自《简明英汉词典》
- 3. Children need an impetus to study.
- 儿童学习需要动力.
来自《现代汉英综合大词典》
- 4. This is an encouragement [ impetus ] to us.
- 这是对我们的 鞭策.
来自《现代汉英综合大词典》
- 5. Her speech gave an impetus to my ideas.
- 她的讲话激发了我的思绪.
来自《现代英汉综合大词典》