
impacted
词源
源自拉丁语 'impactus'(过去分词形式),由 'in-'(进入)和 'pangere'(固定)组成,17世纪进入英语。
adjective
❶ 指物体被紧紧压入或卡住的状态,常用于描述牙齿因空间不足无法正常生长的情况。
“The dentist said my wisdom tooth is impacted and needs to be removed.”
(牙医说我的智齿阻生,需要拔除。)
“An impacted bone fracture requires immediate medical attention.”
(嵌插性骨折需要立即就医处理。)
❶ 形容受到强烈影响或冲击的状态,常用于描述社会、环境或个人受到重大事件波及的情况。
“Small businesses were heavily impacted by the economic crisis.”
(小型企业受到经济危机的严重影响。)
“Coastal communities are most impacted by rising sea levels.”
(沿海社区受海平面上升影响最大。)
verb
❶ 指对某人或某事物产生强烈影响或作用,强调改变或冲击的效果。
“The new policy will impact how we conduct business.”
(新政策将影响我们的业务开展方式。)
“Her speech impacted the audience deeply.”
(她的演讲给听众带来深刻影响。)
常见短语
impacted area — 指受到特定事件或灾害影响的区域,常用于新闻报道或紧急响应场景。
“Rescue teams were sent to the impacted area after the earthquake.”
(地震后救援队被派往受灾区域。)
impacted tooth — 牙科术语,特指因空间不足而无法正常萌出,卡在颌骨或牙龈中的牙齿。
“Surgery is often required to remove an impacted tooth.”
(阻生牙通常需要通过手术拔除。)