[{"data":1,"prerenderedAt":120},["ShallowReactive",2],{"word-olefin":3},{"source":4,"data":5,"quality_score":118,"lastmod":119},"static_word_details",{"lemma":6,"phonetic":7,"pos":9,"definition_zh":11,"usage_points":12,"collocations":34,"examples_basic":75,"examples_advanced":85,"common_mistakes":95,"synonyms_nuance":104,"diff_pairs":113,"word_family":117},"olefin",{"us":8,"uk":8},"'әulifin",[10],"名词","烯烃是一类含有碳碳双键的不饱和烃类化合物，在化学工业中广泛用于生产塑料、橡胶等材料。",[13,20,27],{"title":14,"content":15,"examples":16},"句型搭配","olefin 通常作为名词使用，常见于被动语态或与动词如 produce、synthesize 搭配，描述其制造或化学性质。",[17,18,19],"produce olefin","synthesize olefin","olefin is used",{"title":21,"content":22,"examples":23},"介词用法","在学术或工业语境中，olefin 常与介词如 in、from、with 连用，表示在某个过程中或与其他物质的关系。",[24,25,26],"olefin in polymerization","olefin from crude oil","react with olefin",{"title":28,"content":29,"examples":30},"语域说明","olefin 主要用于化学、工程和工业领域，属于专业术语，在日常对话中较少使用，除非涉及相关话题。",[31,32,33],"olefin production","olefin chemistry","olefin industry",[35,41,49,56,62,68],{"type":36,"items":37},"verb",[17,18,38,39,40],"polymerize olefin","crack olefin","hydrogenate olefin",{"type":42,"items":43},"adjective",[44,45,46,47,48],"linear olefin","branched olefin","unsaturated olefin","light olefin","heavy olefin",{"type":50,"items":51},"noun",[31,52,53,54,55],"olefin plant","olefin derivative","olefin feedstock","olefin market",{"type":57,"items":58},"adverb",[59,60,61],"chemically olefin","industrially olefin","commercially olefin",{"type":63,"items":64},"preposition",[65,66,67],"olefin in plastics","olefin from petroleum","olefin with catalyst",{"type":69,"items":70},"phrase",[71,72,73,74],"olefin metathesis","olefin polymerization","olefin cracking process","olefin-based materials",[76,79,82],{"en":77,"zh":78},"Olefin is a key material in making plastic bags and containers.","烯烃是制造塑料袋和容器的关键材料。",{"en":80,"zh":81},"In chemistry class, we learned about olefin and its double bonds.","在化学课上，我们学习了烯烃及其双键结构。",{"en":83,"zh":84},"The factory produces olefin from natural gas for various products.","这家工厂从天然气中生产烯烃，用于制造多种产品。",[86,89,92],{"en":87,"zh":88},"The catalytic cracking of olefins is essential in petrochemical refining to yield high-value chemicals.","烯烃的催化裂解在石油化工精炼中至关重要，用于生产高价值化学品。",{"en":90,"zh":91},"Olefin metathesis has revolutionized polymer synthesis, enabling more efficient material design.","烯烃复分解反应彻底改变了聚合物合成，实现了更高效的材料设计。",{"en":93,"zh":94},"Market demand for light olefins like ethylene is driving investments in new production facilities.","对乙烯等轻质烯烃的市场需求正在推动新生产设施的投资。",[96,100],{"wrong":97,"right":98,"explanation":99},"Olefin is a kind of oil.","Olefin is a type of hydrocarbon compound.","错误地将 olefin 等同于油；olefin 是烃类化合物，不一定是油，可能以气体或液体形式存在，常用于化学工业。",{"wrong":101,"right":102,"explanation":103},"I use olefin to cook.","Olefin is used in industrial processes, not cooking.","错误地在日常烹饪语境中使用 olefin；olefin 是专业化学术语，主要用于工业制造，如塑料生产，与烹饪无关。",[105,109],{"word":106,"difference":107,"example":108},"alkene","alkene 是更通用的化学术语，指代所有含有碳碳双键的烃类，而 olefin 在工业语境中更常见，特指用于生产的烯烃。","In academic settings, we study alkenes; in industry, olefin production is a major focus.",{"word":110,"difference":111,"example":112},"ethylene","ethylene 是具体的烯烃化合物（C2H4），而 olefin 是一类化合物的总称，包括乙烯、丙烯等。","Ethylene is a common olefin used to make polyethylene plastics.",[114,115,116],"alkane","alkyne","polymer",[],70,"2026-01-09T04:09:39.165Z",1784307041290]