frond

英 [frɒnd] 美 [frɑːnd]

n.  (尤指棕榈类或蕨类的)叶; 蕨叶; (海藻长条形的)植物体,叶状体

复数:fronds过去式:fronded

GRE医学

BNC.21289 / COCA.15768



牛津词典

noun

  1. (尤指棕榈类或蕨类的)叶;蕨叶
    a long leaf of some plants or trees, especially palms or ferns . Fronds are often divided into parts along the edge.
    1. (海藻长条形的)植物体,叶状体
      a long piece of seaweed that looks like one of these leaves

      柯林斯词典

      1. N-COUNT (长且边缘分成细叉的)叶
        A frond is a long leaf which has an edge divided into lots of thin parts.
        1. ...palm fronds.
          棕榈叶

      双语例句

      1. Minute aquatic herbs floating on the water surface consisting of a shiny leaflike frond and 2-21 roots.
        微小水生植物的一个属,具薄片状叶和2-21根,漂浮于水面。
      2. The man in frond of you is a thief from England.
        你前面的那个人是一个从英国来的贼。
      3. I'd like to lower my head thinking of problems than look around to find beauties in frond of a lift.
        我宁愿站在电梯前低头思考着自己的问题,而不是东张西望的去寻找美女;
      4. The guard walked back and forth in the frond of gate.
        这名士兵在大门前来回地走。
      5. In the frond and soil, iron, like other major nutrients, is also animportant factor limiting the growth of frond.
        植物体和土壤中的铁与其它营养盐一样都是限制植物生产力的重要因素。
      6. There is a beggar in frond of the building in the school.
        学校的大楼前面有一个要饭的。
      7. A frond of fin, she says, is "a translucent, tasteless bit of noodle" and shark's fin soup "one of the greatest scams of all time".
        她说,一叶鱼翅“就像是半透明的、无味道的面条一样”,而鱼翅汤是“史上最坑爹的食物之一”。
      8. 42 sets of explosion-proof camera frond ends shall be set totally in the CCTV system in unit area.
        装置区工业电视系统共设置防爆摄像前端42套。
      9. Puckery eye socket, I have to chose pessimistic in frond of parallel line;
        涩涩的眼眶,面对平行,我选择悲观。
      10. The form of frond epidermis of S.grevilleoides and S.albofusca bring into correspondence with each other: the epidermis cells are irregular narrow strip with sinuous anticlinal walls;
        该属两种叶表皮形态基本一致:表皮细胞为不规则的狭长形,垂周壁波状;
      11. On the frond road of the old station, many local "Mazda" is to get together and off.
        在老火车站前的一条马路上,许多当地“马自达”正聚在一起等客。
      12. When water flow splashing over, Frond number at controll section is proved to be nearly independant of dimension flee water depth and its influence is so small as to be ignored.
        证明了当急流飞越而过时,佛氏数对墩上游天因次水深的影响微小可忽略不计。
      13. Minute rootless aquatic herbs having globular fronds floating on or near the water surface and bearing one flower per frond.
        微小无根水生植物的一个属,有球形叶,漂浮于水面或生长于水面附近的地方。
      14. Wireline acquisition frond end system
        WAFE电缆前端采集系统
      15. But recently the frequently exposure of frond made by listed company and auditors makes not only the decreasing of financial public reliability, but also the honesty crisis in independent auditing.
        但近年来上市公司与审计合谋造假案的频频暴光,不仅使资本市场中的财务公信力下降,同时也使独立审计出现了空前的信任危机。
      16. Analysis on the nutrient quality of dried young frond of Osmunda japonica Thunb
        薇菜干的营养品质分析
      17. How to make good use of and prevent trade and technical barriers is a new problem in frond of Chinese enterprises.
        如何善于运用和防范贸易技术壁垒,是我国企业面临的一个新课题。
      18. Genetic studies of color type of frond on laminaria. 1.comparison of absorption spectra of blades of different color types
        海带叶片色型遗传的研究1.不同色型叶片吸收光谱的比较
      19. It is analysed in theory and simulation, and has been successfully applied in DC/ DC frond end of inverter in certain aeroplane.
        对该新颖电路拓扑进行了理论分析和仿真分析,最后采用该组合变换器拓扑研制了应用于某型飞机的逆变器前级DC/DC变换器。
      20. And we mainly analysed the cause of formation of two severe dust storm centers, found that the first severe dust storm area caused by strengthened cold frond cloud band, while the second one was by 3 cloud bands together.
        也重点分析了两个强沙尘暴中心的成因,发现第一个强沙尘暴区是由加强的冷锋云带造成的,而第二个强沙尘暴区是由三条云带共同作用造成的。
      21. The Growth and Development of Frond and Pinna in Five Species of Cycads
        五种苏铁羽叶和羽片的生长发育
      22. The relation between the power consumption of the Non-Newtonian fluid for the T-shape agitator and the apparent Renold number, Frond number, Hold-up was investigated.
        考察了卧式双轴T型搅拌器在非牛顿流体中的搅拌功率与表观雷诺数(Re*)、弗劳德数(Fr)以及加料量的变化关系。
      23. This paper also analyses the relationships among the resistant coefficients of pier body with the relative height of pier, contraction ratio, and the distribution laws of Frond numbers of the controlling sections.
        分析了墩体阻力系数与相对墩高、收缩比及控制断面佛氏数的分布规律。
      24. SO2 air pollution not only changes plants environment but also makes the frond cause corresponding reaction.
        SO2的大气污染使植物生活环境发生了改变,植物体也产生了相应的反应。
      25. Evidences collected showed that the frond thickness was a genetic character.
        这表明海带叶片厚度是一个遗传性状。
      26. Using halophytic vegetation as halophytic vegetation and pesticide and make it for producing green food, resolving vestigial question which agricultural chemical in frond.
        盐生植物做除虫杀菌剂,用于生产绿色食品,解决农药在植物体内的残留问题,使人们重新认识植物源除虫杀菌剂的作用。
      27. In summer, the vegetative frond grows quickly and absorbs large amounts of nutrient salts.
        在夏季,其复叶生长的迅速,吸收大量的盐类营养物。

      英英释义

      noun

      1. compound leaf of a fern or palm or cycad