[{"data":1,"prerenderedAt":126},["ShallowReactive",2],{"word-efficiency":3},{"source":4,"data":5,"quality_score":124,"lastmod":125},"static_word_details",{"lemma":6,"phonetic":7,"pos":9,"definition_zh":11,"usage_points":12,"collocations":34,"examples_basic":77,"examples_advanced":90,"common_mistakes":103,"synonyms_nuance":112,"diff_pairs":121,"word_family":123},"efficiency",{"us":8,"uk":8},"i'fiʃәnsi",[10],"名词","效率指在投入与产出之间达到最佳比例的能力，强调以最少资源获得最大效果。",[13,20,27],{"title":14,"content":15,"examples":16},"句型搭配","efficiency 常与动词 improve、increase、enhance 等搭配，表示提高效率；也可与形容词 high、low、maximum 等连用，描述效率水平。",[17,18,19],"improve efficiency","high efficiency","achieve maximum efficiency",{"title":21,"content":22,"examples":23},"介词用法","efficiency 后常接介词 in 表示在某个方面的效率，如 efficiency in production；也可用 of 表示所属关系，如 efficiency of the system。",[24,25,26],"efficiency in energy use","efficiency of the process","efficiency at work",{"title":28,"content":29,"examples":30},"语域说明","efficiency 在正式语体（如学术、商务）中常见，用于描述系统、流程或资源的优化程度；在日常对话中多指工作或学习效率。",[31,32,33],"operational efficiency","energy efficiency","work efficiency",[35,42,47,55,62,69],{"type":36,"items":37},"verb",[17,38,39,40,41],"increase efficiency","enhance efficiency","measure efficiency","boost efficiency",{"type":43,"items":44},"adjective",[18,45,46,31,32],"low efficiency","maximum efficiency",{"type":48,"items":49},"noun",[50,51,52,53,54],"efficiency gains","efficiency levels","efficiency standards","efficiency ratio","efficiency expert",{"type":56,"items":57},"adverb",[58,59,60,61],"highly efficient","remarkably efficient","extremely efficient","fairly efficient",{"type":63,"items":64},"preposition",[65,66,67,68],"efficiency in","efficiency of","efficiency at","efficiency with",{"type":70,"items":71},"phrase",[72,73,74,75,76],"cost efficiency","fuel efficiency","time efficiency","efficiency improvement","efficiency analysis",[78,81,84,87],{"en":79,"zh":80},"We need to improve our work efficiency to finish the project on time.","我们需要提高工作效率，以便按时完成项目。",{"en":82,"zh":83},"Her new method has greatly increased the efficiency of our daily tasks.","她的新方法大大提高了我们日常工作的效率。",{"en":85,"zh":86},"The company is focusing on energy efficiency to reduce costs.","公司正专注于能源效率以降低成本。",{"en":88,"zh":89},"I admire his efficiency in handling multiple tasks at once.","我钦佩他同时处理多项任务的高效。",[91,94,97,100],{"en":92,"zh":93},"The study evaluates the efficiency of renewable energy systems in urban environments.","这项研究评估了城市环境中可再生能源系统的效率。",{"en":95,"zh":96},"Implementing lean manufacturing principles can significantly enhance operational efficiency.","实施精益制造原则可以显著提高运营效率。",{"en":98,"zh":99},"The report highlights efficiency gains achieved through digital transformation initiatives.","报告强调了通过数字化转型举措实现的效率提升。",{"en":101,"zh":102},"Economic models often assume perfect efficiency in market transactions.","经济模型通常假设市场交易具有完全效率。",[104,108],{"wrong":105,"right":106,"explanation":107},"He has a high efficiency to solve problems.","He is highly efficient at solving problems.","错误：efficiency 是名词，不能直接修饰动词；应用形容词 efficient 或改用介词短语。正确：使用形容词 efficient 描述人的能力，或说 'He shows high efficiency in solving problems.'",{"wrong":109,"right":110,"explanation":111},"The efficiency of the machine is very big.","The efficiency of the machine is very high.","错误：中文习惯说'效率大'，但英文中 efficiency 用 high 或 low 描述水平，不用 big 或 small。正确：使用 high 来表示效率高。",[113,117],{"word":114,"difference":115,"example":116},"effectiveness","effectiveness 强调达成预期目标或产生效果的能力，侧重于结果；efficiency 更注重以最少资源达成目标，侧重于过程优化。","The campaign was effective in raising awareness, but its efficiency in cost management was low.",{"word":118,"difference":119,"example":120},"productivity","productivity 指单位时间内产出的数量或价值，通常与产量相关；efficiency 指投入与产出的比率，强调资源利用的最优化。","Increased productivity led to more output, but improving efficiency reduced waste and costs.",[114,118,122],"efficacy",[],70,"2026-01-08T16:40:29.808Z",1784307032075]