alder

英 [ˈɔːldə(r)] 美 [ˈɔːldər]

n.  桤木(多见于北方国家潮湿地区)

复数:alders

TOEFL机械

BNC.16030 / COCA.18527



牛津词典

noun

  1. 桤木(多见于北方国家潮湿地区)
    a tree like a birch that grows in northern countries, usually in wet ground

    柯林斯词典

    1. 桤木
      An alder is a species of tree or shrub that grows especially in cool, damp places and loses its leaves in winter.

      双语例句

      1. Chevron is continuing with development of a new field called Alder.
        雪佛龙正在继续开发一个名叫阿尔德(Alder)的新油田。
      2. But why does a solid wood table made from American Alder contain high density fiberboards?
        但为什么实木台面包含有高密度纤维板?
      3. Contribution of Root Respiration to Soil Respiration in a Alder and Cypress Mixed Plantation in Hilly Areas of Sichuan Basin
        川中丘陵区人工桤柏混交林根呼吸对土壤总呼吸的贡献
      4. More tall and stately that the alder.
        你比桤木还要高挑和端庄。
      5. It looks as though the contractors and the alder men are just so, and fully understand each other.
        看来承包商和高级市政官员关系密切,彼此都十分谅解。
      6. Dynamics of population biomass and its density-density-dependent regulation in alder and cypress mixed forest
        电动比例积分微分调节桤柏混交林种群生物量动态与密度调节
      7. Sark's being transported to alder tonight.
        沙克今晚要被运送到阿尔德。
      8. The meanders of a prattling brook, were shaded with straggling willows and alder trees.
        一条小河蜿蜒掩映在稀疏的柳树和桤树的树荫间,淙淙作响。
      9. The microorganisms involved in symbiosis with the alder tree are actinomycetes of the genus Frankia.
        而与赤杨共生的微生物是放线菌。
      10. In the battle of the trees, the Alder fought in the very front line.
        在树木的战役中赤杨战斗在第一线。
      11. The Origin and Development of Adventitious Roots in Alder Cuttings
        桤木插穗不定根发生与发育的解剖学观察
      12. Laurel, viburnum and alder, great ferns
        在一年的大部分日子里,月桂、荚莲、桤木、大蕨
      13. A Preliminary Discussion on Effect of Artificial Inoculation on the Nodule Formation and Nitrogen Fixation of Alder
        人工接种对桤木结瘤固氮的效应初探
      14. This article built a model of three level feed toward back propagation neural network to simulate density change law in Alder and Cypress mixed forest, and compared with traditional model.
        本文应用人工神经网络方法建立了桤柏混交林密度变化的神经网络模型,并与传统模型进行了比较。
      15. Time-space variation of nodulation and nitrogen fixation in alder plantation and its after-effect on plant growth(ⅱ)
        桤木人工林结瘤固氮的时空变化及其对后续植物的效应(Ⅱ)
      16. The purplish soils with the different properties and fertility had obvious influence on nodulation and nitrogen fixation of the alder.
        根瘤的呼吸与固氮作用具有不同性质和肥力水平的紫色土,明显影响到桤木的结瘤和固氮。
      17. Several coppice plantations have been seeded with poplar, willow, and alder.
        好几个灌木林场都种上了白杨、柳树和赤杨。
      18. Study on density change law in alder and Cypress Mixed Forest by artificial neural network
        桤柏混交林密度变化规律的人工神经网络模型研究
      19. Status on Pulping/ Papering Research of Alder and Prospect of Utilization of Alder Pulp Wood in China
        桤木制浆造纸研究现状与我国桤木浆的开发利用
      20. Alder trees belong to the birch family.
        赤杨属于桦木科。
      21. Along the roads, laurel, viburnum and alder, great ferns and wildflowers delighted the traveler's eye through much of the year.
        在路的两旁,一年中许多时候,月桂树、荚莲、桤木、蕨类植物和各样的野花都能让过往的行人赏心悦目。
      22. A preliminary study on Dormancy and germination of TRABECULATE alder seed
        江南桤木种子休眠和萌发的初步研究
      23. However Mr Alder said there was evidence of HFT-like activity in the warrants market.
        不过,欧达礼表示,有迹象显示,权证市场上存在类似高频交易的活动。
      24. Exploring the woodlands on a warm summers evening, he spotted this lone caterpillar delicately balanced on the stem of a black alder leaf.
        在一个温暖夏天的夜晚他探究森林,发现一条孤零零的毛毛虫微妙的平衡在一个黑色桤木叶的茎上。
      25. Objective To explore the effect of exercise on the physical and mental health alder population.
        目的探讨健身锻炼对老年人生理及心理健康的影响。
      26. The wood properties of alder is similar to that of poplar and birch which could be used to produce different kinds of pulp.
        就桤木商用种植的生产潜力、制浆造纸和材性研究现状等进行综合评述。
      27. Groves of stunted red spruce, huckleberry, blueberry, mountain laurel, mountain holly, speckled alder, and cranberry bogs, show combinations of colors throughout the year.
        发育不良云杉的小树林、黑果木、蓝莓、山月桂、山冬青,斑点桤木和种越橘的沼泽地,显示着全年各种颜色的组合。
      28. When they reach the destination, Alder stopped the car and let her go down.
        到了那个女生所说的地方时,阿德就停车好让她下车了。
      29. And I'll have you shipped to alder penitentiary.
        我会把你运送到阿尔德监狱。

      英英释义

      noun

      1. north temperate shrubs or trees having toothed leaves and conelike fruit

          Synonym:    alder tree

        1. wood of any of various alder trees