impact
英 ['ɪmpækt]
美[ɪm'pækt]
- vt. 影响；撞击；冲突；压紧
- vi. 冲击；产生影响
- n. 影响；效果；碰撞；冲击力
词态变化
复数: impacts;第三人称单数: impacts;过去式: impacted;过去分词: impacted;现在分词: impacting;
助记提示
1、im- "into, in, on, upon" + pact- "fix, fasten".
2、含义：fasten or fix forcibly. => press closely into something, push into, have a forceful effect on.
3、impact <=> impinge.
2、含义：fasten or fix forcibly. => press closely into something, push into, have a forceful effect on.
3、impact <=> impinge.
中文词源
impact 牙齿阻生，冲击，影响
im-,进入，使，-pact,压紧，推进，词源同impinge,compact.其原义为牙齿阻生，后引申词义冲击，影响。
英文词源
- impact (v.)
- c. 1600, "press closely into something," from Latin impactus, past participle of impingere "to push into, dash against, thrust at" (see impinge). Originally sense preserved in impacted teeth (1876). Sense of "strike forcefully against something" first recorded 1916. Figurative sense of "have a forceful effect on" is from 1935. Related: Impacting.
- impact (n.)
- 1781, "collision," from impact (v.). Figurative sense of "forceful impression" is from 1817 (Coleridge).
双语例句
- 1. All colour fades— especially under the impact of direct sunlight.
- 所有颜色都会褪色——尤其是在阳光直射下。
来自柯林斯例句
- 2. The impact of religion on voting has been analysed far too simplistically.
- 有关宗教对选举的影响的分析太过简单了。
来自柯林斯例句
- 3. The specific impact of the greenhouse effect is unknowable.
- 温室效应的具体影响无法知道。
来自柯林斯例句
- 4. The snowcoach concept in Yellowstone provides low-impact, low-pollution access.
- 在黄石公园里使用雪车这一想法，为人们提供了一种对环境低影响、低污染的游览方式。
来自柯林斯例句
- 5. Our corre-spondent has been assessing the impact of the sanctions.
- 我们的记者一直在评估制裁带来的影响。
来自柯林斯例句
