melioration

基本解释

• n.改善；改进；改良

同根派生

英汉例句

• He was stationed on supply at the Melior Street.
  他被派往米利尔大街做代理牧师。
• Last, the essay offer some advice on the reform and melioration of our judicial discretion system in civil action.
  最后，文章对改革与完善我国民事自由裁判制度提出几点建议。
• This essay mainly discusses the melioration of corporate governance's structure in China.
  本文以论我国公司治理结构的完善为论题。
• Goes(Goals) for the future include all the simple technologies needed to make ready to use (therapeutic) foods to treat melioration(malnutrition).
  将来的目标是应用简单技术制作应对营养不良的治疗食物。
• Land melioration, such as a change in the land surface type from desert or semi-desert to grassland, restrains the dust emission significantly.
  中国西北沙漠-半沙漠区地表的改善，可引起整个中国北方至蒙古国的大气粉尘含量减少，使大气环境明显改善。

词组短语

短语

• agricultural melioration 农业土壤改良
• soil melioration 土壤改良
• land melioration 土地改良
• idioplasm melioration 种质改良
• Melioration Theory 改善理论

英英字典

柯林斯英英字典

• the act or an instance of improving or the state of being improved

专业释义

农业科学

• 改良

  The melioration of saline and alkali soils is a difficult topic faced in the world. For long time, in the study filed of saline and alkali soil ecology, the research has been focused on plant physiology and bio-ecology.
  盐渍化土壤改良与利用是世界范围内所面临的难题，长期以来在盐渍化土壤生态学研究领域内，人们以实现生物改良与利用为主要目标，开展了许多盐生植物生理生态的科学研究。

  电子、通信与自动控制技术

• 改性

  The adulteration and melioration experiment of the materials prepared by acid-treating method were studied, the results proved that the material treated had an excellent steady property, but less reversible capacity.
  本论文对由酸处理法合成的Li_xMnO_2材料进行了掺杂改性实验，结果表明，改性后的材料虽然循环性能有显著改善，但比容量会有所减少。

  语言学

• 褒义化；词义转佳；语义完美[参较 pejoration]