| 词汇 | impact |
| 释义 | impact (verb) impact 3 ENTRIES FOUND: impact (noun) impact (verb) impacted (adjective) 1 impact /ˈɪmˌpækt/ noun plural impacts 1 impact /ˈɪmˌpækt/ noun plural impacts Learner's definition of IMPACT 1 : the act or force of one thing hitting another冲击；撞击；冲击力 [count] No one could have survived such an impact.没有人遭到这样的撞击还能活下来。 [noncount] The bomb exploded on/upon impact (with the ground). [=when it hit the ground]炸弹撞击（地面）后爆炸。 2 [count] : a powerful or major influence or effect巨大影响；强大作用；重大效果 These warnings have been heard so often that they have lost their impact.这些警告人们听得太多了，已经失去了作用。 The book had a huge impact when it first came out.这部书第一次出版时就产生了巨大影响。 We need to be concerned about the environmental impacts of all this construction.我们需要考虑到这样施工对环境的影响。 She expects to make an immediate impact at work.她期望在工作中取得立竿见影的效果。 — often + on The stress of her job is having a negative impact on her health. [=is harming her health]她的工作压力正对她的健康产生负面影响。 We hope that these programs will have a positive impact on the community. [=will help the community]我们希望这些计划会对社区产生积极影响。 2 impact /ˌɪmˈpækt/ verb impacts; impacted; impacting 2 impact /ˌɪmˈpækt/ verb impacts; impacted; impacting Learner's definition of IMPACT 1 : to have a strong and often bad effect on (something or someone) : affect对…产生严重影响（常指不好的影响） [+ object] No one is sure how these changes will impact our relations with other countries.没人确切知道这些变革将如何影响我们的对外关系 Both events negatively impacted her life.这两起事件都对她的生活产生了负面影响。 The tax increase will impact low-income families the most.增加税收将对低收入家庭产生最大影响。 [no object] The poor economy is impacting on/upon small businesses.疲软的经济正对小型企业产生影响。 2 [+ object] formal : to hit (something) with great force冲击；撞击 A crater was formed at the point where the meteor impacted the planet's surface.流星撞击行星表面后，在撞击点形成了陨石坑。 |
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