[{"data":1,"prerenderedAt":122},["ShallowReactive",2],{"word-defocus":3},{"source":4,"data":5,"quality_score":120,"lastmod":121},"static_word_details",{"lemma":6,"phonetic":7,"pos":9,"definition_zh":11,"usage_points":12,"collocations":34,"examples_basic":79,"examples_advanced":89,"common_mistakes":99,"synonyms_nuance":108,"diff_pairs":117,"word_family":119},"defocus",{"us":8,"uk":8},"di'fәukәs",[10],"名词","defocus 指使光线、图像或注意力从焦点处散开或变得模糊，常用于光学、摄影或比喻性语境中。",[13,20,27],{"title":14,"content":15,"examples":16},"句型搭配","defocus 常用作及物动词，后接宾语表示使某物散焦；也可作不及物动词，表示自动散焦。在技术语境中，常与设备或参数搭配。",[17,18,19],"defocus the lens","the camera defocuses automatically","defocus the beam",{"title":21,"content":22,"examples":23},"介词用法","defocus 常与 from 连用，表示从某个焦点或目标散开；在摄影中可与 to 搭配表示散焦到某种程度。",[24,25,26],"defocus from the subject","defocus to create a blur effect","defocus away from the center",{"title":28,"content":29,"examples":30},"语域说明","defocus 主要出现在技术、学术和摄影领域，属于正式用语；在日常对话中较少使用，多用于专业讨论或比喻性表达。",[31,32,33],"in optical engineering","during the presentation","to avoid distraction",[35,43,51,59,66,73],{"type":36,"items":37},"verb",[38,39,40,41,42],"adjust to defocus","intentionally defocus","accidentally defocus","gradually defocus","quickly defocus",{"type":44,"items":45},"adjective",[46,47,48,49,50],"slight defocus","intentional defocus","temporary defocus","optical defocus","digital defocus",{"type":52,"items":53},"noun",[54,55,56,57,58],"lens defocus","image defocus","attention defocus","beam defocus","defocus effect",{"type":60,"items":61},"adverb",[62,63,64,65],"partially defocused","completely defocused","deliberately defocused","automatically defocused",{"type":67,"items":68},"preposition",[69,70,71,72],"defocus from","defocus to","defocus on","defocus with",{"type":74,"items":75},"phrase",[76,17,77,19,78],"defocus the image","defocus the attention","defocus the camera",[80,83,86],{"en":81,"zh":82},"I accidentally defocused the camera, so the photo turned out blurry.","我不小心让相机散焦了，所以照片拍出来很模糊。",{"en":84,"zh":85},"During the meeting, he defocused from the main topic and started talking about unrelated things.","会议期间，他从主要话题上散开注意力，开始谈论无关的事情。",{"en":87,"zh":88},"You can defocus the background to make the subject stand out more in your photos.","你可以让背景散焦，使主体在照片中更加突出。",[90,93,96],{"en":91,"zh":92},"In optical microscopy, defocus is often used to enhance contrast in phase-contrast imaging.","在光学显微镜中，散焦常用于增强相衬成像的对比度。",{"en":94,"zh":95},"The laser system can be adjusted to defocus the beam for wider coverage in material processing.","激光系统可以调整以使光束散焦，从而在材料加工中获得更广的覆盖范围。",{"en":97,"zh":98},"To avoid cognitive overload, the trainer advised defocusing from minor details and concentrating on key concepts.","为避免认知过载，培训师建议从次要细节上散开注意力，集中关注关键概念。",[100,104],{"wrong":101,"right":102,"explanation":103},"He defocused the problem.","He defocused from the problem.","defocus 作不及物动词时，常与 from 连用表示从某事物散开；直接接宾语可能不自然，应添加介词或调整句型。",{"wrong":105,"right":106,"explanation":107},"The photo is defocus.","The photo is defocused.","defocus 是动词，描述状态时应用过去分词 defocused 作形容词；原形动词不能直接作表语，需改为分词形式。",[109,113],{"word":110,"difference":111,"example":112},"blur","blur 泛指使变得模糊或不清晰，用途更广，包括视觉、记忆或界限；defocus 特指从焦点散开，更强调光学或注意力方面的专业过程。","The motion blurred the image (强调运动导致的模糊) vs. He defocused the lens intentionally (强调故意调整焦点)。",{"word":114,"difference":115,"example":116},"distract","distract 指分散注意力，通常由外部因素引起；defocus 在比喻中可指主动或被动地使注意力从焦点散开，更中性且常用于技术语境。","Noise distracted him from his work (外部干扰) vs. She defocused her attention to avoid stress (主动调整注意力)。",[118,110,114],"focus",[],70,"2026-01-09T04:45:47.756Z",1784307030642]