| 单词 | a species |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔adaptive radiation〕Diversification of a species or single ancestral type into several forms that are each adaptively specialized to a specific environmental niche.适应性辐射：一种物种或单个遗传类型变为多种各自适应特定的周围环境之形式的多样化过程美国传统〔alternate host〕A species of host other than the principal host on which a parasite can survive.转移宿主：一种宿主，但不是寄生虫赖以存活的主要宿主美国传统〔candidate species〕A species of plants or animals classified as a candidate for possible listing as endangered or threatened by a government agency.濒临绝种的物种：官方列为濒临绝种或灭绝的动植物物种美国传统〔clade〕A group of organisms, such as a species, whose members share homologous features derived from a common ancestor.进化枝，分化枝：一个有机体群体，其成员有从一个共同祖先获得的同源特征，如一个物种美国传统〔degeneration〕Biology The evolutionary decline or loss of a function, characteristic, or structure in an organism or a species.【生物学】 退化（作用）：一个生物体或物种的某种功能、特征或结构由于进化作用造成的衰退或丧失美国传统〔die-off〕The elimination of a species, population, or community of plants or animals as a result of natural causes.顺次死亡：由于大自然的原因造成植物或动物的物种、人口或群落的逐渐减少美国传统〔dimorphism〕Biology The existence within a species of two distinct forms that differ in one or more characteristics, such as coloration, size, or shape.【生物学】 二态性：预期本应相似或相同的两个或两种个体之间的不同，例如颜色、大小或形状美国传统〔endangered species〕A species present in such small numbers that it is at risk of extinction.濒临绝种生物：目前族群数量极小有绝种危机的生物美国传统〔ethogram〕A pictorial catalog of the behavioral patterns of an organism or a species.习性谱：一个有机生物体或一个物种所特有的行为模式的图式目录美国传统〔extinction〕An operation is beginning to try to save a species of crocodile from extinction.一项努力拯救一个鳄鱼物种、使其免于灭绝的行动已经开始。柯林斯高阶〔individual〕A single animal or plant as distinguished from a species, community, or group.动植物个体：与物种、组织或群体相对立的作为个体存在的单个动物或植物美国传统〔infraspecific〕Occurring within a species.同物种的：发生于某种族类之内美国传统〔karyotype〕The characterization of the chromosomal complement of an individual or a species, including number, form, and size of the chromosomes.染色体组型：单个的或一个物种的染色体配对物的特征，包括染色体的数目、形状和大小美国传统〔lectotype〕The specimen or illustration selected as the type of a species or subspecies when the original author of the name did not designate a type.选模标本，选型：当命名某种类或亚种的原始作者未指定其类型时，被选作该种类或亚种的类型的样本或图表美国传统〔morph〕Biology One of various distinct forms of an organism or a species.【生物学】 形态：一个有机体组织或一物种的多种不同形态之一美国传统〔neoteny〕Retention of juvenile characteristics in the adults of a species, as among certain amphibians.动态持续：尤指某个物种在成熟期仍保持幼年特征美国传统〔phyletic〕Of or relating to the evolutionary descent and development of a species or group of organisms; phylogenetic.系统发育的；线系的，种族的：一个物种或一群有机物的进化和发展的；或与之有关的；系统发育的美国传统〔polygenesis〕Derivation of a species or type from more than one ancestor or germ cell.多源发生说；多细胞繁殖：从一个以上的祖先或初始细胞衍生成为一个物种或一种类型美国传统〔relict〕Ecology An organism or a species of an earlier time surviving in an environment that has undergone considerable change.【生态学】 子遗种：在经过相当程度的变化了的环境中存活下来的以前的生物或者物种美国传统〔shittah〕A tree, probably a species of acacia, that was a source of a wood mentioned frequently in the Bible.塞伊耳相思树：一种圣经中作为一种木材来源而经常提到的树，可能是金合欢树的一个品种美国传统〔species〕He has a species of cunning.他有一种狡诈性格。英汉大词典〔species〕I felt a species of fear.我感到有点儿害怕。文馨英汉〔specific〕Relating to, characterizing, or distinguishing a species.种：物种特有的、与物种有关的或区分物种的美国传统〔station〕The exact place of occurrence of a species or individual within a given habitat.出没地：某栖居地中的物种或个体出现的确切地点美国传统〔subdominant〕Ecology Prevalent in a community but below the dominant in importance. Used of a species.【生态学】 亚伏势种：指一个种在一群落中为主要的，但在重要性上又次于优势种的美国传统〔subgenus〕An occasionally used taxonomic category ranking between a genus and a species.亚属：偶尔使用的属以下种以上的生物学分类级别美国传统〔sycamine〕A tree mentioned in the New Testament, thought to be a species of mulberry.西克曼：《新约》中提到的一种树，被认为是桑树的一种美国传统〔synonymy〕Biology A chronological list or record of the scientific names that have been applied to a species and its subdivisions.【生物学】 同物异名表：曾应用于某一物种及其亚门的科学名称的编年表或记录美国传统〔syntype〕One of two or more specimens cited by the author of a name of a species or subspecies when no single specimen was selected as the holotype.全模式标本：未选定单一标本作为正模式标本时，物种或亚种名称的命名者所引用的两个或多个标本之一美国传统〔syntype〕One of two or more specimens simultaneously selected as types by the original author of a name of a species or subspecies.共模式标本：物种或亚种名称的最初命名者同时选定作为模式的两个或多个标本之一美国传统〔type specimen〕The individual specimen used as a basis for determining the characteristics of a species.模式标本：用来作为确定一个物种基本特点的单个物种美国传统〔vagility〕The capacity or tendency of an organism or a species to move about or disperse in a given environment.漫游：某机体或种群在特定环境里游移或传播的能力或倾向美国传统〔variation〕There may be striking variations within a species.同一物种中可能出现惊人的变异。牛津搭配There I saw a species of husky. 在那里我看到了一种爱斯基摩犬。译典通 |
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