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 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。
• Research on the Quaternary fine-fraction lithofacies and sedimentation model in Tainan Area, Qaidam Basin
  柴达木台南地区第四系细粒沉积岩相与沉积模式研究
• The equilibrium phase diagram and the density-composition diagram of the quaternary system were plotted using experimental data.
  依据实验测定的平衡溶解度数据及对应的平衡固相，绘制了该四元体系的平衡相图及其密度-组成图。
• With the uplift and Quaternary climate change, the Yulong mountain engendered four plaeoglaciations and has grown modern glaciers.
  在山体上升和第四纪气候变化的背景下，玉龙山产生了四次更新世冰川作用，并发育有现代冰。
• The study of the glacial interglacial paleoproductivity evolution during late Quaternary in the bay of Bengal
  孟加拉湾晚第四纪冰期和间冰期古生产力演变研究
• 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
• The quaternary period of geologic time extends from the end of the tertiary period to the present.
  地质时期中的第四纪是从第三纪一直到现在。
• 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。
• The results show that the quaternary ammonium cationic group of the modified products can better treat perchlorate in water.
  结果表明，改性产物表面的季铵阳离子基团能较好地吸附废水中的高氯酸根；
• The Quaternary is also characterized by the emergence of the environment.
  第四纪也以人类的出现和人类开始对环境的改造为标志。