precursors

英 [pri(ː)ˈkɜːsəz] 美 [priˈkɜrsərz]

n.  先驱; 先锋; 前身
precursor的复数

柯林斯词典

  1. N-COUNT 先驱；先锋；前身
    A precursor of something is a similar thing that happened or existed before it, often something which led to the existence or development of that thing.
    1. Real tennis, an ancient precursor of the modern game, originated in the eleventh century...
      室内网球，现代网球运动的古老前身，起源于11世纪。
    2. He said that the deal should not be seen as a precursor to a merger.
      他说该笔交易不应该被看作是合并的前兆。
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双语例句

  1. In many ways, they were the precursors to modern mash-ups& sort of like local mash-ups.
    在许多方面，它们是现代mash-up的前身&有点像本地mash-up。
  2. The seismo-electromagnetic precursors have been considered as an effective means of the short-term and imminent earthquake prediction.
    强震前存在地震电磁异常现象已被大量强震震例所证实，分析地震电磁前兆已成为地震短临预测的有效手段。
  3. Likewise, increased XOR levels hiked activity of the PPAR-gamma receptor in both fat cells and fat cell precursors.
    同样，增加XOR水平会增强脂肪细胞和脂肪祖细胞中的γ-PPAR受体的活性。
  4. For our evolutionary precursors out in the wild, the fight-or-flight response was a valuable survival mechanism.
    对于那些处于野外进化中的祖先来说，逃跑或战斗响应是一个宝贵的生存机制。
  5. You can also induce the cells by using compounds called precursors to produce other new compounds by way of biotransformation.
    你还可以用前体化合物让细胞通过生物转化的方式制造其他新的化合物。
  6. German World War Two rocket weapons were the precursors of modern space rockets.
    德国在二战中的火箭武器是现代航天火箭的前身。
  7. Research progress on preparation methods for precursors of lithium ion-sieve
    锂离子筛前驱体制备方法的研究进展
  8. Experimental research through to the removal of organic pollutants in the water, disinfection by-products of the precursors to improve the quality of drinking water.
    通过试验研究，达到了去除水中有机污染物、消毒副产物的前体物，提高饮用水水质的目的。
  9. Influence of Irrigation Pattern on DOC and Formation of DBPs Precursors in Soil
    灌溉模式对土壤中DOC及DBPs前驱物形成的影响
  10. The statistical inspection of the relationship between precursors and earthquakes plays a very important role in probability prediction.
    前兆和地震之间的关系的统计检验对于概率预测起着十分重要的作用。
  11. For precursors, confidence would come from empirical observations; understanding mechanisms would be desirable but not necessary.
    对前兆来讲，信心来自经验主义的观察；理解机制是期求的，但并非必要。
  12. They can be used in researches of seismic precursors, and have made many contributions to exploration of subsurface structure.
    在地震前兆的探讨方面占有一席之地；在探测地下构造中有许多贡献。
  13. The study on variation regularity of geomagnetic field is fundamental to pick up seismic and geomagnetic precursors.
    对地磁场变化规律性的研究是提取地震地磁前兆的基础。
  14. Effect of infrasound on the proliferation of neural precursors in the subventricular zone of adult rats
    次声对成年大鼠脑室下区神经前体细胞增殖的影响
  15. The mechanism of many earthquake precursors is related to fluids deep inside the Earth.
    许多地震前兆的机理与地球深部流体相关。
  16. Gray and Burns were precursors of the Romantic movement in English Literature.
    格雷和伯恩斯是英国文学浪漫主义运动的先驱。
  17. Various preparation methods of lithium-manganese oxide and lithium-titanium oxide which act as precursors of lithium ion-sieves were introduced, respectively.
    详细介绍了作为锂离子筛前驱体的锂锰氧化物和锂钛氧化物的制备方法，包括固相烧结法和液相反应法等。
  18. Research on statistical distribution of pollutants in municipal wastewater RELEASE OF NO_x AND ITS PRECURSORS DURING COAL GASIFICATION
    城市污水中污染物监测与分布规律探讨煤气化中NO2及其前驱物释放规律研究
  19. The mediaeval burgesses and the small peasant proprietors were the precursors of the modern bourgeoisie.
    中世纪的城关市民等级和小农等级是现代资产阶级的前身。
  20. It indicated that the geomagnetic anomaly is a promising phenomenon in the studies of earthquake precursors.
    说明地磁异常变化是一种有希望的地震前兆现象。
  21. Both insulin resistance and fat-marbled muscles are metabolically unhealthy conditions that can be precursors of diabetes.
    从新陈代谢角度来说，胰岛素抵抗和肌肉中脂肪赘生都是不利健康的，是患上糖尿病的先兆。
  22. Cobalt salt was employed as catalyst precursors, copper plate as substrate and ethanol as carbon source.
    采用乙醇催化燃烧法，以钴盐作为催化剂先体、薄铜片作为基底制备碳纳米管。
  23. Study on High Molecular Weight Polyacrylonitrile Precursors for Carbon Fibers
    碳纤维用高分子量聚丙烯腈前驱体的研究
  24. VRC01 precursors do not bind tightly to HIV, but rather mature extensively into more powerfully neutralizing forms.
    VRC01的前体并没有牢固结合HIV，但是宁愿成熟为具有更广泛的有压力的中和形式。
  25. Influences of Catalyst Amount in Xerogels Precursors on the Structure and Property of Silicon Carbide
    前驱体凝胶中催化剂含量对碳化硅结构和性能的影响
  26. The induction effect of structural and functional analogs and the precursors of JA on floret opening, were investigated.
    研究了茉莉酸结构类似物、功能类似物以及茉莉酸生物合成的前体物对水稻颖花开放的诱导效应。
  27. Effect of Amino Acid Precursors on Callus Growth and Taxol Content
    几种氨基酸前体物对红豆杉愈伤组织的生长和紫杉醇含量的影响
  28. The pink intranuclear inclusions in the erythroid precursors seen here are characteristic for parvovirus infection.
    红细胞前体内的粉红色核内包涵体是微小病毒感染的典型特征。
  29. Most of the metabolites were flavoring compounds and flavoring precursors for food, and also an integral part of aroma-producing& flavoring-producing substances in Maotai liquor.
    这些物质中有多种是食品中的风味物质和风味前体物质，亦是茅台酒众多呈香呈味物质中的组成部分。
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