欢迎来到【托福每日词汇】，这不是普普通通的单词哦，是带例句拓展的那种呢！是带习题和答案的那种呢！快来一起看看叭！

　　impact

　　常考释义

　　1.n.影响

　　a powerful or major influence or effect

　　例：They say they expect the meeting to have a marked impact on the future of the country.

　　他们说期望这次会议对国家的未来产生显著的影响

　　2. v. 产生影响

　　to have a strong and often bad effect on (something or someone)

　　例：Such schemes mean little unless they impact people.

　　除非能对人们造成影响，否则这样的计划意义不大。

　　3. n. 撞击

　　the act or force of one thing hitting another

　　例: The plane is destroyed, a complete wreck: the pilot must have died on impact.

　　飞机被毁，完全成了一堆残骸：飞行员一定在撞击中丧生了。

　　例句

　　1. The asteroid was disintegrated by the impact.

　　小行星被撞击后土崩瓦解。

　　2. Our human activities may impact on the climate event.

　　人类活动会影响气候变化。

　　练习

　　练习：判断下列句子中impact的意思。

　　1. One of the most difficult aspects of deciding whether current climatic events reveal evidence of the impact of human activities is that it is hard to get a measure of what constitutes the natural variability of the climate.

　　2. This increased demand, impacted the societal attitudes towards eye glasses.

　　3. An asteroid of this size would be expected to leave an immense crater, even if the asteroid itself was disintegrated by the impact.

　　拓展

　　1. 搭配：  impact on v. 对…产生影响

　　have an impact on… 对…产生影响

　　2. 同义词：affect v. 对…产生影响

　　have an effect upon…对…产生影响

　　练习答案：1.影响；2.产生影响；3.撞击

　　以上就是今日的托福词汇解析，希望对大家有所帮助。

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