[{"data":1,"prerenderedAt":137},["ShallowReactive",2],{"word-impurity":3},{"source":4,"data":5,"quality_score":135,"lastmod":136},"static_word_details",{"lemma":6,"phonetic":7,"pos":9,"definition_zh":11,"usage_points":12,"collocations":41,"examples_basic":86,"examples_advanced":99,"common_mistakes":112,"synonyms_nuance":121,"diff_pairs":130,"word_family":134},"impurity",{"us":8,"uk":8},"im'pjuәriti",[10],"名词","impurity 指物质中混入的杂质或不纯成分，也引申为道德或思想上的不洁或不纯。",[13,20,27,34],{"title":14,"content":15,"examples":16},"介词搭配","impurity 常与介词 in 或 of 连用，表示杂质存在于某物中或属于某物的杂质。",[17,18,19],"impurity in the water","impurity of the sample","impurity of thought",{"title":21,"content":22,"examples":23},"句型结构","常用句型为 'remove/eliminate impurities from...' 或 'impurities are present in...'，强调杂质的去除或存在。",[24,25,26],"remove impurities from the metal","impurities are present in the air","detect impurities in the product",{"title":28,"content":29,"examples":30},"语域说明","impurity 在科技、化学、工程等领域使用频繁，属于正式用语；在日常对话中较少使用，多用于专业讨论。",[31,32,33],"chemical impurity","technical impurity","industrial impurity standards",{"title":35,"content":36,"examples":37},"可数性","impurity 通常作为可数名词使用，指具体的杂质颗粒或成分，复数形式为 impurities。",[38,39,40],"an impurity","several impurities","multiple impurities detected",[42,50,57,65,72,79],{"type":43,"items":44},"verb",[45,46,47,48,49],"remove impurities","eliminate impurities","detect impurities","reduce impurities","filter impurities",{"type":51,"items":52},"adjective",[31,53,54,55,56],"physical impurity","minor impurity","trace impurity","harmful impurity",{"type":58,"items":59},"noun",[60,61,62,63,64],"water impurity","air impurity","metal impurity","food impurity","impurity level",{"type":66,"items":67},"adverb",[68,69,70,71],"highly impure","slightly impure","completely impure","virtually impure",{"type":73,"items":74},"preposition",[75,76,77,78],"impurity in","impurity of","impurity from","impurity with",{"type":80,"items":81},"phrase",[82,83,84,85],"free from impurities","presence of impurities","source of impurity","impurity content",[87,90,93,96],{"en":88,"zh":89},"The water filter helps remove impurities from tap water.","这个净水器有助于去除自来水中的杂质。",{"en":91,"zh":92},"She noticed an impurity in the diamond when she examined it closely.","她仔细检查钻石时，发现了一个杂质。",{"en":94,"zh":95},"We need to clean the oil to get rid of any impurities before using it.","在使用前，我们需要清洁油以去除任何杂质。",{"en":97,"zh":98},"The air purifier reduces impurities in the room, making it healthier to breathe.","空气净化器减少了房间里的杂质，使呼吸更健康。",[100,103,106,109],{"en":101,"zh":102},"The laboratory report indicated trace impurities in the pharmaceutical sample, requiring further purification.","实验室报告显示药品样本中存在微量杂质，需要进一步纯化。",{"en":104,"zh":105},"In semiconductor manufacturing, controlling impurity levels is critical for device performance and yield.","在半导体制造中，控制杂质水平对器件性能和良率至关重要。",{"en":107,"zh":108},"The contract specifies that the raw materials must be free from harmful impurities to meet safety standards.","合同规定原材料必须不含有害杂质，以满足安全标准。",{"en":110,"zh":111},"Researchers are developing new methods to detect and quantify impurities in environmental samples more accurately.","研究人员正在开发新方法，以更准确地检测和量化环境样本中的杂质。",[113,117],{"wrong":114,"right":115,"explanation":116},"The water has many impurity.","The water has many impurities.","impurity 通常作为可数名词使用，指具体杂质时应用复数形式 impurities，表示多个杂质成分。",{"wrong":118,"right":119,"explanation":120},"We need to reduce the impurity of the air.","We need to reduce the impurities in the air.","impurity 更常指具体的杂质物体或成分，而非抽象的不纯状态；应用 impurities 表示空气中的杂质颗粒，并用介词 in 连接。",[122,126],{"word":123,"difference":124,"example":125},"contaminant","contaminant 强调外来污染物，可能有害或不需要；impurity 更中性，指任何不纯成分，包括天然或添加的。","The contaminant in the food caused illness (有害污染物), while the impurity in the metal affected its strength (中性杂质)。",{"word":127,"difference":128,"example":129},"pollutant","pollutant 特指环境中的污染物，常与空气、水、土壤相关；impurity 范围更广，可用于材料、思想等多领域。","Industrial pollutants degrade air quality (环境污染物), but an impurity in the glass may just be a bubble (材料杂质)。",[131,132,133],"pure","contamination","adulteration",[],70,"2026-01-12T03:22:07.673Z",1781752502012]