quaternary

英 [kwəˈtɜːnəri]

美 [ˈkwɑtərˌnɛri]

adj.  季; 第四纪的; 四进制的；四元的；四价的
n.  四; 四个一组

计算机

BNC.29261 / COCA.40079

英英释义

noun

• the cardinal number that is the sum of three and one
  Synonym:four4IVtetradquaternquaternionquaternityquartetquadrupletfoursomeLittle Joe

adj

• coming next after the third and just before the fifth in position or time or degree or magnitude
  1. the quaternary period of geologic time extends from the end of the tertiary period to the present
  Synonym:fourth4th
• consisting of or especially arranged in sets of four
  1. quaternate leaves
  2. a quaternary compound
  Synonym:quaternate

双语例句

• The Lower Liaohe River Plain, in Panjin city Liaoning province, has plenty of Quaternary brine resources, with the huge exploitation potential.
  辽宁省盘锦市辖区内的下辽河平原储藏了丰富的第四纪卤水资源，开采潜力巨大，有必要对其进行特征分析和资源评价。
• Progress and problems of Quaternary glaciation and loess study in the midwestern United States
  美国中西部第四纪冰川与黄土研究的进展和问题
• Active Characteristics Study of Major Faults in the Subei Region in the Late Quaternary
  肃北地区主要断裂晚第四纪活动特征研究
• At the same time, the standard Quaternary stratigraphic system of the North China Plain had been established on the basis of previous study.
  与此同时，结合前人的研究成果，建立了华北平原第四纪地层的标准模式地层层系。
• Based on the analysis of the late Cenozoic stratigraphy, neotectonic topography and the structures of Quaternary in the region, the present paper studies the neotectonic characteristics of the region systematically.
  通过对晚新生代地层、构造地貌及第四系内褶皱和断层的综合分析，阐述了区内新构造活动特征。
• The silt in the Yellow River Delta mainly belongs to the quaternary deposits.
  黄河三角洲粉土主要为第四纪散河流堆积物。
• Several polyoxyethylene type quaternary ammonium salt cationic surfactants were selected to investigate their interaction with acid dyes and influence on the dyeing properties.
  摘要选择了几种聚氧乙烯型季铵盐阳离子表面活性剂，探讨了这些表面活性剂与酸性染料的相互作用以及对染料染色性能的影响。
• Sprinkler section valve Those correspond to Quaternary, Pliocene, Upper Miocene, Lower Miocene and Eocene respectively.
  喷水灭火系统分段阀分别为第四系、上新统、中新统上段、中新统下段及始新统。
• Organic complexes of montmorillonite were prepared by modifying montmorillonite with certain quaternary ammonium.
  对无机膨润土进行了聚胺改性，得到有机复合膨润土。
• The orebody occurred below Quaternary, mineralization is closely related to tectonic activity and alteration.
  矿体赋存于第四系之下，矿化与构造活动及蚀变密切相关。