1
blur sth
及物用法，宾语是模糊的对象。
The rain blurred the windshield.
雨水使挡风玻璃模糊了。
使模糊；使看不清
blurred — past of blur
先理解核心含义，再看它在真实句子里的用法。
使模糊；使看不清
To make something unclear or difficult to see, or to dim someone's vision.
The rain blurred the windshield.
雨水使挡风玻璃模糊了。
使模糊不清；使朦胧；使暗淡
To make indistinct or hazy, to obscure or dim.
弄脏；涂污；留下污迹
To smear, stain or smudge.
变得模糊不清
To become indistinct.
使视力模糊；使变暗；使变黑
To cause imperfection of vision in; to dim; to darken.
blur
Base
原形
blurs
3rd person
第三人称单数
blurring
-ing
现在分词
blurred
Past
过去式
blurred
Past participle
过去分词
This photo blurs the faces.
这张照片模糊了人脸。
The rain blurred the windows.
雨水模糊了窗户。
The picture is blurring.
图片正在变模糊。
规则动词，过去式和过去分词加-ed。
Tears blurred her vision, making it difficult to see clearly.
泪水模糊了她的视线，使她难以看清。
With age, the details of that event began to blur in his mind.
随着年龄增长，那件事的细节在他脑海中开始变得模糊。
The fast movement of the car blurred the scenery outside the window.
汽车的快速移动模糊了窗外的景色。
及物用法，宾语是模糊的对象。
The rain blurred the windshield.
雨水使挡风玻璃模糊了。
不及物用法，主语自行变得模糊。
Her eyesight blurs when she is tired.
她累的时候视力会变模糊。
被动语态，强调状态或受影响。
The distinction between right and wrong can be blurred.
对与错的界限可能变得模糊。
Not this
The picture is blur.
Use this
The picture is blurry.
blur 是动词或名词，不是形容词。表示‘模糊的’应用形容词 blurry。
Not this
He blured the photo.
Use this
He blurred the photo.
动词 blur 的过去式应双写 r 再加 ed，即 blurred，而非 blured。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
使界限模糊
The new policy blurs the line between legal and illegal.
新政策使合法与非法的界限变得模糊。
使视线模糊
Tears blurred her vision.
泪水模糊了她的视线。
使图像变模糊
Use this tool to blur the background in the photo.
用这个工具模糊照片的背景。
把问题弄得更模糊
His excuses only blurred the issue.
他的借口只是把问题搞得更模糊。
使记忆变得模糊
Time had blurred the memory of that summer.
时间使那个夏天的记忆变得模糊。
使边缘模糊
The fog blurred the edges of the buildings.
雾气模糊了建筑物的边缘。
模糊界限；使界限不明显
Remote work has blurred the lines between office life and home life.
远程办公使得办公室生活与家庭生活之间的界限变得模糊了。
模糊边界；使分界不清
Modern art often blurs the boundaries between painting and sculpture.
现代艺术常常模糊绘画与雕塑之间的边界。
模糊区别；使难以区分
The parody blurs the distinction between admiration and mockery.
这部戏仿作品模糊了欣赏与嘲讽之间的区别。
模糊的界线
The 'blurred lines' in the song title refer to unclear boundaries, and the song became one of the biggest pop hits of 2013.
歌曲标题中的“模糊的界线”指的是不清晰的界限，这首歌成为2013年最受欢迎的热门歌曲之一。
Use blurred naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象相机失焦时，画面变成一团模糊的蓝色光晕，blue 再加 r，模糊就是 blur。
语域：neutral 常见场景：photography、vision、memory blur 在描述视觉、图像、记忆等场景时通常不带有明显的正式或非正式色彩，属于中性用词。具体使用中，搭配的宾语和语境会决定其比喻义或字面义，但在一般写作和口语中都比较常见。
注意：blur的过去式和过去分词为blurred，现在分词为blurring。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.