1
impede sth
The construction work impeded traffic flow.
施工工作阻碍了交通流量。
妨碍；阻碍；阻止
impeded — past of impede
先理解核心含义，再看它在真实句子里的用法。
妨碍；阻碍；阻止
hinder or obstruct the progress of
The construction work impeded traffic flow.
施工工作阻碍了交通流量。
阻碍；妨碍；阻止。
To get in the way of; to hinder.
impede
Base
原形
impedes
3rd person
第三人称单数
impeding
-ing
现在分词
impeded
Past
过去式
impeded
Past participle
过去分词
Bad weather impedes travel.
恶劣天气阻碍旅行。
规则动词
The heavy traffic impeded our progress to the airport.
严重的交通堵塞妨碍了我们前往机场的进度。
A lack of funding could impede the research project.
资金不足可能会阻碍这个研究项目。
Strong winds impeded the rescue team's efforts.
强风妨碍了救援队的努力。
The construction work impeded traffic flow.
施工工作阻碍了交通流量。
Lack of funding impeded the researchers from completing the project.
缺乏资金阻碍了研究人员完成该项目。
Not this
The heavy rain impeded us to go out.
Use this
The heavy rain impeded us from going out.
动词impede的正确搭配是impede sb from doing sth，而不是impede sb to do sth。汉语中的‘阻碍某人做某事’容易直译为不定式结构，但英语需要介词from和动名词。
Not this
There is an impede to the project's success.
Use this
There is an impediment to the project's success.
impede是动词，不能用作名词。名词形式是impediment，意为‘障碍物’。汉语中‘阻碍’可兼作动词和名词，学习者易误将动词形式当名词使用。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
阻碍进展
The lack of funding impeded progress on the project.
缺乏资金阻碍了项目的进展。
阻碍发展
New regulations may impede economic development.
新法规可能阻碍经济发展。
妨碍移动
Heavy snow impeded the movement of traffic.
大雪妨碍了交通移动。
妨碍调查
The lack of cooperation impeded the investigation.
缺乏合作妨碍了调查。
阻碍流动
The dam impedes the natural flow of the river.
大坝阻碍了河流的自然流动。
妨碍进入
Fallen trees impeded access to the building.
倒下的树木妨碍了进入大楼。
Use impeded naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
im-（进入）+pede（脚），伸脚绊住，就是‘妨碍、阻碍’。
语域：formal 常见场景：学术写作、正式报告、法律文件 impede 是正式动词，多用于书面语和正式场合，口语中通常用 'slow down' 或 'block' 等更直接的表达。
Words ending in the sound /iːd/ (speed, need, centipede, millipede) rhyme with impede. Words ending in '-ceed' (succeed, proceed) look similar in spelling but are pronounced with /siːd/, not /piːd/.
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY, WORDNET.