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

• 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。
• Colder days, and on the ground that are not green, and left large tracts of Yellow Earth.
  天更冷了，地上一点绿色都没有了，只剩下大片大片的黄土地。
• His campaign organization began churning out tracts and posters.
  他的竞选组织开始迅速炮制大量小册子和标语。
• 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。
• Most strains of avian influenza virus are mainly found in the respiratory and gastrointestinal tracts of infected birds, and not in meat.
  大多数禽流感病毒株主要是在受感染禽类的呼吸道和胃肠道中而不是在肉中发现的。
• To date, significant progress in technical development has been made to resolve complicated geometry of fiber tracts.
  至今，此技术的发展已获得重要的进展，得以解析出神经纤维束之复杂几何构造。
• In addition, her digestive and urinary tracts and her genitals share a single tube.
  奇迹的塞隆不仅腿部残疾，还有一个先天缺陷的左肾和一个发育过小的右肾；另外，她的消化道、尿道和生殖器共有一条管道。
• 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。
• These enormous tracts of land contain much of the nation's remaining wilderness.
  这些大量的土地上保存着剩余的荒野。
• Health hazards: corrosive and irritating to upper and lower respiratory tracts, skin and eyes.
  健康危害：对上下呼吸道、皮肤和眼睛有腐蚀性和刺激性。