tract
英 [trækt] 美 [trækt]

n.

大片土地；（神经纤维的）束；小册子；一段时间，长时间

变形

复数：tracts

双语释义

n.(名词)

1. [C]大片土地；地带 large stretch or area of land
2. [C]道，束 system of connected tube-like parts along which sth passes

英英释义

tract[ trækt ]

• n.
  • an extended area of land

    同义词：piece of landpiece of groundparcel of landparcel

  • a system of body parts that together serve some particular purpose
  • a brief treatise on a subject of interest; published in the form of a booklet

    同义词：pamphlet

  • a bundle of myelinated nerve fibers following a path through the brain

    同义词：nerve pathwaynerve tractpathway

词汇搭配

用作名词 (n.)形容词+～

• the digestive tract消化道
• the respiratory tract呼吸道
• the urinary tract尿道

词组短语

respiratory tract呼吸道

urinary tract[医]尿路；泌尿道

digestive tract消化道

gastrointestinal tract胃肠道；胃肠管

upper respiratory tract上呼吸道

urinary tract infection尿路感染；尿道发炎

biliary tract[医]胆道

intestinal tract[医]肠道

alimentary tract消化道

upper respiratory tract infection上呼吸道感染

reproductive tract[医]生殖系统；[生]生殖系

genital tract生殖道；产道

vocal tract声道

corticospinal tract[医]皮质脊髓束；皮层脊髓束

更多收起词组短语

双语例句

用作名词(n.)

1. He owns a large tract of forest.
   他拥有一大片森林。
2. He took many photos of the wide tracts of desert in North Africa.
   他拍了许多关于北非的广大沙漠的照片。
3. Osteoporosis is a late complication of digestive tract disease.
   骨质疏松症是消化道疾病的晚期并发症之一。
4. He had an infection in the upper respiratory tract.
   他上呼吸道感染。
5. The tract ascends all the way to the VPL of the thalamus where it synapses on the tertiary neurons.
   此束会上升至丘脑腹后外侧核且于此与三级感觉神经元建立突触。
6. There is no decussation in the lateral corticospinal tract after the decussation at the medullary pyramids.
   它们在髓状锥体交叉后，不会在皮层脊髓侧束中交叉。

用作名词(n.)

1. He wrote all the campaign tracts.
   这些竞选传单全是他写的。

权威例句

Tract-based spatial statistics: voxelwise analysis of multi-subject diffusion data.
Microbial Ecology of the Gastrointestinal Tract
Helicobacter pylori and gastrointestinal tract adenocarcinomas.
Nod2-dependent regulation of innate and adaptive immunity in the intestinal tract.
The standardization of terminology of lower urinary tract function recommended by the international continence society
The standardisation of terminology in lower urinary tract function: report from the standardisation sub-committee of the Internation...
CD4+ T Cell Depletion during all Stages of HIV Disease Occurs Predominantly in the Gastrointestinal Tract
The standardisation of terminology of lower urinary tract function: report from the Standardisation Sub-committee of the Internation...
The standardisation of terminology in lower urinary tract function: report from the standardisation sub-committee of the Internation...
The standardisation of terminology in lower urinary tract function: report from the standardisation sub-committee of the Internation...