tract

名词 tract:

1. an extended area of land
   同义词：piece of land, piece of ground, parcel of land, parcel
2. a system of body parts that together serve some particular purpose
3. a brief treatise on a subject of interest; published in the form of a booklet
   同义词：pamphlet
4. a bundle of myelinated nerve fibers following a path through the brain
   同义词：nerve pathway, nerve tract, pathway

1. Developing a30-acre tract.
   开拓三十英亩土地
2. A tract that may be owned, together with everything growing or constructed on it.
   地域包含生长于其上的所有的东西或建筑的一片土地
3. A line established by sighting in surveying a tract of land.
   横断线在测量一块土地时通过目视确定的线
4. 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。