单词 | 通常作 |
释义 | 〔sheepshead〕A redfish(Semicossyphus pulcher) of the Gulf of California, caught commercially or as a game fish. 隆头鱼:一种产于加利福尼亚海湾的鲈鮋(美丽突额隆头鱼) ,通常作商业性地捕捉或作为垂钓鱼种 〔selenium〕A nonmetallic element, red in powder form, black in vitreous form, and metallic gray in crystalline form, resembling sulfur and obtained primarily as a byproduct of electrolytic copper refining. It is widely used in rectifiers, as a semiconductor, and in xerography. Its photovoltaic and photoconductive actions make it useful in photocells, photographic exposure meters, and solar cells. Atomic number 34; atomic weight 78.96; melting point (of gray selenium) 217°C; boiling point (gray) 684.9°C; specific gravity (gray) 4.79; (vitreous) 4.28; valence 2, 4, or 6. See table at element 硒:一种非金属元素,粉末状时呈红色,玻璃状时呈黑色,结晶状时呈金属般的灰色,与硫类似,通常作为副产品在电解法冶炼铜时获得。广泛地用于整流器(如半导体)和静电复印术中。其光电压的和光电导的效应使它可在光电池、照相曝光表和太阳能电池中发挥作用。原子序数34;原子量78.96;(灰色硒的)熔点217°C;沸点(灰色硒的)684.9°C;(灰色硒的)比重4.79;(玻璃状的硒)比重4.28;化合价2,4或6 参见 element〔polysynthetic〕Of or relating to a language such as Eskimo or Mohawk, characterized by long, morphologically complex words with a large number of affixes that express syntactic relationships and meanings usually expressed as phrases or sentences in other languages.多式综合的;多词合成的:属于或关于象爱斯基摩语或莫霍克语这类语言的,特征是带大量前后缀的、形态上复杂的长词语,在其它语言中,表示复合的关系和通常作为短语或句子表示综合意思〔medal〕A flat piece of metal stamped with a design or an inscription commemorating an event or a person, often given as an award.奖章:上刻有图案或文字,用以纪念一事件或者一个人的一扁平金属片,通常作为一种奖品〔mastectomy〕Surgical removal of all or part of a breast, sometimes including excision of the underlying pectoral muscles and regional lymph nodes, usually performed as a treatment for cancer.乳房切除术:切除乳房或部分乳房的外科手术,包括位于下层的胸部肌肉和局部淋巴节,通常作为治疗乳腺癌而实施的手术〔embrace〕To clasp or hold close with the arms, usually as an expression of affection.拥抱:用胳膊紧紧地夹住或抱住,通常作为亲热的表示〔embrace〕An act of holding close with the arms, usually as an expression of affection; a hug.拥抱:用胳膊紧紧抱住的动作,通常作为亲热的表示;拥抱〔gallium〕A rare metallic element that is liquid near room temperature, expands on solidifying, and is found as a trace element in coal, bauxite, and other minerals. It is used in semiconductor technology and as a component of various low-melting alloys. Atomic number 31; atomic weight 69.72; melting point 29.78°C; boiling point 2,403°C; specific gravity 5.907; valence 2, 3. See table at element 镐:一种在室温下是液体的稀有金属元素膨胀成固化,通常作为煤、铝土岩和其它矿中的微量元素而存在。用于半导体技术和各种低融合金的合成。原子序数31;原子量69.72;熔点27.98摄氏度;沸点2,403摄氏度;比重5.907;化合价2,3 参见 element〔suburb〕A usually residential area or community outlying a city.郊区:在城市外的通常作为居民区的地区或社区〔include〕Involve usually suggests inclusion as a logical consequence or necessary condition: Involve 通常作为一种逻辑推理的结果或必需条件而被包括进去: 〔scutwork〕Monotonous work or menial tasks that have to be done usually as part of a large, complex job or project.枯燥的粗活:单调的工作或卑微的任务,通常作为某项巨大的、复杂的工作或项目的一部分〔ELISA〕A sensitive immunoassay that uses an enzyme linked to an antibody or antigen as a marker for the detection of a specific protein, especially an antigen or antibody. It is often used as a diagnostic test to determine exposure to a particular infectious agent, such as the AIDS virus, by identifying antibodies present in a blood sample.免疫检测法:一种灵敏的免疫测定方法,用一种与抗体或抗原联接的酶作为检测特定蛋白质(尤指抗原或抗体)的标志。它通常作为一种检测方法,通过区别血样中存在的抗体来测定某种特殊感染源的存在,例如爱滋病毒〔foliage〕Plant leaves, especially tree leaves, considered as a group.叶子:植物的叶子,尤其是树的叶子,通常作为一个整体 |
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