tracts

英 [trækts]

美 [trækts]

n.  (连通身体组织或器官的)道，束; 大片土地; 地带; (尤指宣扬宗教、伦理或政治的)短文，传单，小册子
tract的复数

柯林斯词典

• N-COUNT (土地等的)大片
  Atract ofland is a very large area of land.
  1. A vast tract of land is ready for development...
     一大片广阔的土地可待开发。
  2. They cleared large tracts of forest for farming, logging and ranching.
     他们清除了大片的森林以经营农耕、采伐与畜牧。
• N-COUNT (宗教、道德或政治的)短文
  Atractis a short article expressing a strong opinion on a religious, moral, or political subject in order to try to influence people's attitudes.
  1. She produced a feminist tract, 'Comments on Birth-Control', in 1930.
     她 1930 年写了篇女性主义的短文《论节育》。
• N-COUNT 道;束
  Atractis a system of organs and tubes in an animal's or person's body that has a particular function, especially the function of processing a substance in the body.
  1. Foods are broken down in the digestive tract...
     食物在消化道里分解。
  2. A cold is an infection of the upper respiratory tract.
     感冒是上呼吸道的感染。
  3. ...urinary tract infections.
     尿路感染

双语例句

• This article reviewed its origin and development, and introduced its use in treating refractory sinus tracts or fistulae.
  本文介绍了拖线疗法的形成与发展，以及它在难愈性窦瘘中的应用。
• Ecoli is naturally found in the intestinal tracts of all warm-blooded animals, including humans.
  大肠杆菌是人及各种动物肠道中的正常寄居菌。
• There are tracts in my life that are bare and silent.
  在我的生命中有大片大片荒凉沉寂的土地。
• I collected some kind of oily substance from the wound tracts.
  我从伤痕上采集了一些油性物质。
• Large tracts of sandy wastes were reclaimed.
  大片大片的沙质荒地被开垦出来了。
• Iron brought the tillage of large areas, the clearing of wide tracts of virgin forest;
  铁使更大面积的农田耕作，开垦广阔的森林地区，成为可能；
• These tracts included about 10% of the total leased area.
  这些地段包括全部租赁区域的大约10%。
• Left large tracts of unused computing capacity that took up space in big data centers.
  有相当一部分计算能力未被使用，它们会占用数据中心中的空间。
• Vast tracts of forest burned for a week.
  大范围的林木一直延烧了一个星期。
• Method: using atomic absorption spectrometry, cold atomic fluorescence method and double tracts atomic fluorescence spectrometry.
  方法：采用原子吸收光谱法、原子荧光法、道原子荧光法。