tract
柯林斯词典
1. N-COUNT A tract of land is a very large area of land. 大片[usu N 'of' n]
A vast tract of land is ready for development. 一大片土地正待开发。
2. N-COUNT A tract is a short article expressing a strong opinion on a religious, moral, or political subject in order to try to influence people's attitudes. 短文
She produced a feminist tract, "Comments on Birth-Control," in 1930. 她1930年写了一篇女性主义短文《论计划生育》。
3. N-COUNT A tract is 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. (体内的) 道[医学] [usu supp N]
Foods are broken down in the digestive tract. 食物在消化道内被分解。
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tract /trækt/ (tracts)
剑桥词典
tract noun [C] (WRITING)
a short piece of writing, especially on a religious or political subject , that is intended to influence other people's opinions
（尤指有关宗教或政治主题的）短文，传单
a moral /religious /socialist tract 关于道德说教／宗教／社会主义者的短文
Have you read John Milton's tracts on divorce ? 你读过约翰‧弥尔顿论离婚的小册子吗？
tract noun [C] (LAND)
a large area of land
大片土地
The house is surrounded by vast tracts of woodland . 这幢房子周围是大片的林地。
US
a measured area of land that is used for a particular purpose , such as building houses or digging for oil
（用于建房、采油等特定目的）丈量过的土地
a 132-acre tract in Irving 位于埃尔温的一块132英亩的土地
tract noun [C] (TUBE)
a system of connected tubes and organs with a particular function inside the body of a person or an animal
（人或动物体内的）管，道，束
the urinary /respiratory /digestive tract 尿道／呼吸道／消化道 返回 tract