| 单词 | 乙烯 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔-topped〕I have overcome this problem by placing a sheet of polythene over the top of the container.我在容器上盖了一片聚乙烯塑料薄膜，解决了这个问题。柯林斯高阶〔ACCEPT〕McDonald's finally bowed to consumer pressure and announced that it would no longer use styrofoam boxes to package its hamburgers. 麦当劳最后屈服于消费者的压力，宣布说他们将不再使用聚苯乙烯泡沫塑料盒包装汉堡包。朗文写作活用〔BURN〕Does styrofoam burn? 聚苯乙烯烧得起来吗?朗文写作活用〔BURN〕If the mixture proves difficult to ignite, increase the proportion of ethylene. 如果发现这混合物难以点燃，那就增加乙烯的比例。朗文写作活用〔COPY〕A local television reporter dubbed him StyroCop - a take-off on the movie ‘RoboCop’ . 一位地方电视台记者戏称他为聚苯乙烯战警，这是对影片《铁甲威龙》的滑稽模仿。朗文写作活用〔Dynel〕A trademark used for a copolymer of vinyl chloride and acrylonitrile employed in making fire-resistant, insect-resistant, easily dyed textile fiber.代纳尔：一种用于氯乙烯和丙烯腈共聚纤维商标名，该产品用于制造防火、防虫和容易染色的纺织纤维美国传统〔NEED/NECESSARY〕You don't have to paint UPVC windows, and they need only an occasional wash down with detergent. 硬聚氯乙烯的窗户不需要上漆，只需偶尔用清洁剂洗洗就可以。朗文写作活用〔PVC〕A common thermoplastic resin, used in a wide variety of manufactured products, including rainwear, garden hoses, phonograph records, and floor tiles.聚氯乙烯：一种普通热塑树脂，广泛用于产品加工，包括雨衣，花园浇水用的胶皮管，留声唱片，和地板砖美国传统〔PVC〕Are those trousers leather or PVC? 那条裤子是皮的还是聚氯乙烯的？剑桥高阶〔WORSE〕Vinyl is strong and looks good but it doesn't compare with real leather. 乙烯基塑料牢固而且样子不错，但是无法与真皮相比。朗文写作活用〔alkene〕Ethene and propene are alkenes.乙烯和丙烯都是烯烃。剑桥高阶〔carpet〕The vinyl floor gave way to carpet tiles.乙烯基地面换成了方块地毯。牛津搭配〔cast〕I place a polystyrene marker about ten yards past where I intend to cast.我在准备抛钓丝处约10码远的地方放了一个聚苯乙烯浮标。外研社新世纪〔deicer〕A compound, such as ethylene glycol, used to prevent the formation of ice, as on windshields.防冰物质：一种化合物，如乙烯，用来防止（如挡风玻璃上）结冰美国传统〔design〕Vinyl flooring is available in a wide range of designs.乙烯基塑胶地板有很多种图案可供选择。朗文当代〔enclose〕Enclose the pot in a clear polythene bag.把罐子装入透明的聚乙烯塑料袋里。外研社新世纪〔high-density polyethylene〕A strong, relatively opaque form of polyethylene having a dense structure with few side branches off the main carbon backbone.高密度聚乙烯：指一种浓密、相对而言不透明形式的聚乙烯，此类聚乙烯拥有主要碳系统的少数旁枝组成密实的结构美国传统〔life buoy〕A buoyant device, such as a cork or polystyrene ring, for keeping a person afloat in water.救生圈，救生衣：一种有浮力的装置，如软木或聚苯乙烯圈，用来使人能浮在水中美国传统〔low-density polyethylene〕A form of polyethylene having many side branches off the main carbon backbone and a less closely packed structure than that of high-density polyethylene.低密度聚乙烯：有许多脱离碳主干边支的聚乙烯，相较于高密度聚乙烯其它结构较松散美国传统〔movable〕It's a vinyl doll with movable arms and legs.这是一个四肢可以活动的乙烯基塑料玩具娃娃。柯林斯高阶〔napalm〕An incendiary mixture of polystyrene, benzene, and gasoline.汽油胶化弹：聚苯乙烯、苯和汽油组成的燃烧混合物美国传统〔notifiable〕The ministry sees no reason to make EVA notifiable.部里认为没有什么理由将乙烯聚酯乳胶 列为需申报物品。外研社新世纪〔perforated〕Keep good apples in perforated polythene bags.把好苹果放在带孔的聚乙烯袋中保存。外研社新世纪〔perforated〕Keep good apples in perforated polythene bags.把好苹果放在有孔的聚乙烯袋中保存。柯林斯高阶〔picture disc〕A phonograph record that has a picture displayed on the vinyl of one or both sides.彩碟，彩色唱片：在单面或双面聚乙烯胶上印有图案的唱片美国传统〔polyethylene〕A polymerized ethylene resin, used especially for containers, kitchenware, and tubing, or in the form of films and sheets for packaging.聚乙烯：一种聚合的乙烯树脂，尤用于容器、厨房器具和各类管中，或以卷和片的形式供包装使用美国传统〔polystyrene〕A rigid, clear thermoplastic polymer that can be molded into objects or made into a foam that is used to insulate refrigerators.聚苯乙烯：一种硬而明亮的热塑性聚合物，它能被铸成物件或制成用来给冰箱隔热的一种泡沫美国传统〔polystyrene〕The ceiling was covered with polystyrene insulation tiles.天花板上覆盖着聚苯乙烯隔热瓦。剑桥高阶〔polyvinyl〕Designating any of a group of polymerized thermoplastic vinyls, such as polyvinyl chloride.聚乙烯基的：表示一组聚合的热塑性乙烯基中任一种的，如聚氯乙烯美国传统〔poly〕Polyethylene.聚乙烯美国传统〔popcorn〕A small piece, as of polystyrene, used in quantity to protect items during packaging and shipment.保护物品的小片：大量用于包装及运输中保护物品的一种小片，如聚苯乙烯美国传统〔sheet〕They fixed a polythene/plastic sheet over the broken window.他们在破损的窗户上补上了一块聚乙烯／塑料纸。剑桥高阶〔specification〕Troll's exclusive, personalized luggage is made to our own exacting specifications in heavy-duty PVC/nylon.特罗尔专用的、个性化的行李箱是按照我们自己严格的规格要求用耐用聚氯乙烯/尼龙材料定制的。柯林斯高阶〔tetrachloroethylene〕Perchloroethylene.四氯乙烯，高氯酸乙烯美国传统〔thermoplastic〕A thermoplastic resin, such as polystyrene or polyethylene.热塑树酯：热塑树酯，如聚苯乙烯或聚乙烯美国传统〔vinyl〕Any of various compounds containing the vinyl radical, typically highly reactive, easily polymerized, and used as basic materials for plastics.含乙烯基的化合物：含有乙烯基因子的化合物之一，典型地具有高度活性，易被多结构化，是用作塑料制作的基本材料美国传统〔vinyl〕Any of various typically tough, flexible, shiny plastics, often used for coverings and clothing.聚乙烯基薄膜：通常强度大、伸缩性强且发亮的一种塑料，用于表面盖层和包装层美国传统〔vinyl〕She selected a reclining chair upholstered in shiny blue vinyl.她选了一把用闪闪发亮的蓝色乙烯基塑料做椅套的躺椅。外研社新世纪〔vinyl〕The kitchen floor is easier to keep clean if it is covered by modern vinyl flooring.厨房如果铺新式的乙烯基地板很容易保持清洁。外研社新世纪〔woodgrain〕A veneer made of plastic, vinyl, inferior wood, or other material that is designed to have the appearance and often the texture of finely grained wood.木制板面：用塑料、乙烯基、次等木材或是其它原料作成的一层胶合板，通常为呈现木材表面的精美纹理美国传统He packed his sandwiches in a poly bag.他把三明治包在一个聚乙烯袋中。剑桥国际Music companies have profited from the dominance (= greater popularity) of CDs over vinyl records. CD 片对于聚乙烯唱片的统治地位使音乐公司获利。剑桥国际She was carrying a brightly coloured PVC shopping bag.她拿着一只颜色鲜艳的聚氯乙烯购物包。剑桥国际The computers arrived in large boxes, packed tightly in polystyrene.计算机是用聚苯乙烯膜包裹，放在大盒子里运到的。剑桥国际The floor tiles were (made of) PVC.地砖是聚氯乙烯的。剑桥国际They covered the broken windows with sheets of polythene.他们用聚乙烯纸遮住打坏的窗户。剑桥国际They fixed a polythene/plastic sheet over the broken window.他们在窗户破了的地方补上了一块聚乙烯/塑料纸。剑桥国际They have stopped using polystyrene ‘peanuts’ for packing shipments.他们已停止使用聚苯乙烯“花生”包运货物。牛津商务When we moved into the house, the ceiling was covered with horrible polystyrene insulation tiles.当我们搬进这座房子时，天花板上覆着讨厌的聚苯乙烯隔热瓦。剑桥国际 |
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