| 单词 | 用作 |
| 释义 | 〔billet〕A short, thick piece of wood, especially one used as firewood.短木柴：短而厚的木头，尤指用作木柴〔manna〕The dried exudate of certain plants, as that of the Mediterranean ash tree, formerly used as a laxative.木蜜：一些植物分泌的液体的干燥凝结物，如地中海白腊树，这一凝结物以前用作通便剂〔pinene〕Either of two isomeric terpene liquids, C10H 16, used as solvents and in making resins. 松萜，蒎烯：两种同构异能萜烯液C10H 16之一，用作溶液和制造树脂 〔roaring〕Used as an intensive:用作加强语气词：〔lepidolite〕A lilac or pink to gray mineral of the mica group, K(Li,Al)3(Si,Al) 4O 10(F,OH) 2, used as lithium ore and in ceramic production. 锂云母：云母族中的一种从丁香紫或粉红色到灰色的矿物质，K(Li,Al)3(Si,Al) 4O 10(F,OH) 2，用作锂矿石及陶瓷器制造中 〔sacaton〕A tufted perennial grass(Sporobolus wrightii) of the southwest United States, used for pasture and hay in arid regions. 赖特氏鼠尾粟：美国西南部产的一种多年生丛生草（赖特氏鼠尾粟 鼠尾粟属） ，在干旱地区用作牧草和干草 〔norgestrel〕A synthetic progestogen, C21H 28O 2, used in combination with estrogen as an oral contraceptive. 诺孕酮，乙基黄体酮：合成孕酮，C21H 28O 2，与雌激素结合用作口服避孕药 〔barbital〕A barbiturate, C8H 12N 2O 3, that is a white crystalline powder and is used as a sedative and hypnotic especially in the form of its soluble salt, sodium barbital. 巴比妥：巴比妥类药物的一种，C8H 12N 2O 3，白色晶体粉末，用作镇静剂和催眠剂，尤指其可溶性盐，钠巴比妥的形式 〔diatomite〕A fine, powdered diatomaceous earth used in industry as a filler, a filtering agent, an absorbent, a clarifier, and an insulator. Also called kieselguhr 硅藻土：一种细粉状硅藻土，在工业上用作过滤器、助滤剂、吸收剂、填料和绝缘材料 也作 kieselguhr〔tripoli〕A porous, lightweight, siliceous sedimentary rock composed of the shells of diatoms or radiolarians or of finely weathered chert, used as an abrasive and a polish.硅土：一种包含有硅藻土或砂藻土或已风化石粉末的黑硅土的脆而轻的硅沉积岩，用作研磨剂和抛光剂〔need〕The auxiliary forms ofneed are used primarily in present-tense questions, negations, and conditional clauses. They differ subtly in meaning from the main verb forms in that they always refer to an externally imposed obligation.Hence one might sayYou needn't (or less formally, don't need to ) fill out both forms, but where the sense of necessity is internal to the subject,only the main verb can be used: Need 的助动词形式主要用于现在时态的疑问句、否定句和条件句中。 它们在意思上和用作实义动词的形式有细微的区别，它们总指外部加强的压力。因此我们可以说你没必要 （或不太正规的 don't need to ) 填两份表格 ， 但是对于物体来说需要的意思是内在的，所以只能用实义动词： 〔kainite〕A white, gray, pink, or black mineral, MgSO4·KCl·3H 2O, used as a fertilizer and a source of potassium compounds. 钾盐镁矾：一种白色、灰色、粉红或黑色矿物质，MgSO4·KCl·3H 2O，用作一种化肥，是钾化物的来源之一 〔phenacaine〕A white crystalline compound, C18H 22N 2O 2, used in the form of its hydrochloride as a local anesthetic in ophthalmology. 芬那卡因：一种白色晶体化合物，C18H 22N 2O 2，在眼科中，以氯化氢的形式用作局部麻醉剂 〔Playbill〕A trademark used for a program of a theatrical performance. This trademark often occurs in lowercase in print:剧场节目单：用作戏剧演出节目单的商标，这一商标常以小写形式出现在印刷中：〔mummichog〕A stout-bodied killifish(Fundulus heteroclitus) of the Atlantic coast south of the Gulf of St. Lawrence, valued especially as bait. 底鳉：一种产于大西洋沿岸圣·劳伦斯海湾南部胖体花鳉（异背底鳉 鳉鱼属） ，尤用作鱼饵 〔platinum〕Symbol Pt A silver-white metallic element occurring worldwide, usually mixed with other metals such as iridium, osmium, or nickel. It is ductile and malleable, does not oxidize in air, and is used as a catalyst and in electrical components, jewelry, dentistry, and electroplating. Atomic number 78; atomic weight 195.09; melting point 1,772°C; boiling point 3,827°C; specific gravity 21.45; valence 2, 3, 4. See table at element 符号 Pt 铂：一种世界范围内存在的银白色金属元素，常与其它金属，如铱、锇或镍混合，易拉长且具延展性的，在空气中不氧化，可用作催化剂，用于电学元件、珠宝，牙科学和电镀中。原子序数78；原子量195.09；熔点1,772°C；沸点3,827°C；比重21.45；化合价2,3,4 参见 element〔yay〕Used as an exclamation of pleasure, approval, elation, or victory.耶：用作表示高兴、赞同、兴奋或胜利的呼喊声〔console〕An often scroll-shaped bracket used for decoration or for supporting a projecting member, such as a cornice or shelf.支架：一种用作装饰或支撑飞檐、搁板等突出部分的通常呈涡卷形的支架〔cyclopropane〕A highly flammable, explosive, colorless gas, C3H 6, sometimes used as an anesthetic. 环丙烷：一种极易燃易爆的无色气体，C3H 6，有时用作一种麻醉剂 〔hopsacking〕A loosely woven, coarse fabric of cotton or wool used in clothing.席纹呢：一种编织较松的，棉质或羊毛的粗糙织物，用作衣料〔fomentation〕A substance or material used as a warm, moist medicinal compress; a poultice.热敷布：一种用作温暖潮湿的药物敷布的物质或材料；糊状敷剂〔promethium〕A radioactive rare-earth element prepared by fission of uranium or by neutron bombardment of neodymium, having 14 isotopes with mass numbers ranging from 141 to 154 and used as a source of beta rays. Atomic number 61; melting point 1,168°C; boiling point 2,460°C; valence 3. See table at element 钜：放射性稀土元素，由铀分裂或钛的中子爆炸而成，有十四个拥有从141到154的质量数的同位素，用作β射线源。原子序数61；熔点1,168°C；沸点2,460°C；原子价为3 参见 element〔kiosk〕A small structure, often open on one or more sides, used as a newsstand or booth.户外报刊亭或杂货摊：经常一面或几面开敞的小建筑物。用作报摊或货摊〔boneset〕[From its use as a folk medicine] [源于它可用作一种民间药物] 〔tram〕A heavy silk thread used for the weft, or cross threads, in fine velvet or silk.纬纱：一种粗丝线，在上等天鹅绒或丝织品中用作纬线或交叉线〔tailskid〕A skid attached to the rear underside of certain airplanes to act as a runner.尾橇：一种附在某些飞机的尾部下侧用作滑行装置的起落橇〔marl〕A crumbly mixture of clays, calcium and magnesium carbonates, and remnants of shells, used as fertilizer for lime-deficient soils.泥灰土：一种由粘土、钙、镁碇酸盐和贝壳碎片构成的易碎混合物，用作缺乏碳酸钙土壤的肥料〔xanthate〕A salt of a xanthic acid, especially a simple xanthic acid salt, as of sodium or potassium, used as a flotation collector for copper, silver, and gold.黄原酸盐：一种黄原酸的盐，尤指单一的黄原酸盐。如黄原酸钠或黄原酸钾，是黄原酸的化合物之一，用作铜、银和金的飘浮物集中剂〔kyanite〕A bluish-green to colorless mineral, Al2SiO 5, used as a refractory. 蓝晶石：一种矿石，颜色从蓝绿色到无色，化学式为Al2SiO 5，用作一种耐火材料 〔prepositional〕Relating to, composed of, or used as a preposition.介词的：与介词有关的、由介词组成的或用作介词的〔tabun〕A poisonous combustible liquid that is soluble in organic solvents, C5H 11N 2O 2P, used as a nerve gas in chemical warfare. 塔崩，二甲胺基氰磷酸乙酯：可溶于有机体溶媒的有毒易燃液体，C5H 11N 2O 2P，化学战争中用作神经毒气 〔touchwood〕Material, such as decayed wood, that is used as tinder; punk.火线：用作引火物的物质，如腐烂的木头；干燥朽木〔salep〕A starchy meal ground from the dried roots of various Old World orchids of the generaOrchis and Eulophia, used for food and formerly as medicine. 色利普粉：红门兰 和 美冠兰属 东半球干燥兰花根磨制而成的一种食用淀粉，用作食品，以前作药材 〔cocaine〕A colorless or white crystalline alkaloid, C17H 21NO 4, extracted from coca leaves, sometimes used in medicine as a local anesthetic especially for the eyes, nose, or throat and widely used as an illicit drug for its euphoric and stimulating effects. 古柯碱，可卡因：无色或白色结晶生物碱，C17H 21NO 4，从古柯叶中提取，有时用作局部麻醉药，尤其用于眼睛、鼻子或喉咙，还因其兴奋性和刺激性而广泛用作非法毒品 〔pen〕An instrument for writing regarded as a means of expression:笔杆子：用作表达方式的写作工具：〔corral〕An enclosure formed by a circle of wagons for defense against attack during an encampment.车阵：用运货车围成的围栏，用作营地的防御地区〔raffia〕The leaf fibers of this plant, used for mats, baskets, and other products.酒椰纤维：这种植物的叶片纤维，可用作席子、篮子和其它产品〔squill〕The dried inner scales of the bulbs of any of these plants, used as rat poison and formerly as a cardiac stimulant, expectorant, and diuretic.海葱的鳞茎：晒干了的任一种这些植物的鳞茎的内部鳞片，可用来做老鼠药，过去用作心脏病的刺激物、祛痰剂和利尿剂〔lungi〕A cloth, often of brightly colored silk or cotton, that is used as a piece of clothing, especially the traditional skirtlike garment of India, Pakistan, and Burma.长布料，腰布：一块布料，通常是彩色的丝或棉。用作衣服，尤其是印度，巴基斯坦和缅甸的传统的象裙子一样的袍子〔kike〕Used as a disparaging term for a Jew.犹太佬：用作对犹太人的侮辱性词句 |
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