tract
n. 大片土地; (神經纖維的)束; 小冊子; <古>一段時間,長時間
A tract of land is a very large area of land.
A vast tract of land is ready for development...
一大片廣闊的土地可待開發。
They cleared large tracts of forest for farming, logging and ranching.
他們清除了大片的森林以經營農耕、採伐與畜牧。
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.
She produced a feminist tract, 'Comments on Birth-Control', in 1930.
她 1930 年寫了篇女性主義的短文《論節育》。
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.
Foods are broken down in the digestive tract...
食物在消化道里分解。
A cold is an infection of the upper respiratory tract.
感冒是上呼吸道的感染。
1. an extended area of land
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
4. a bundle of mylenated nerve fibers following a path through the brain
He wrote a tract on this subject.
他曾對此寫了一篇短文.
The suggestions maintaining the normal count of Bifidobacteria in human intestinal tract were forward as well.
並闡述了部分作用機理,提出了維持人體腸道正常雙歧桿菌數量的建議.
Blastocystis hominis is a unicellular protozoan commonly found in the intestinal tract of human and mammal.
人芽囊原蟲是一種常見的人和哺乳動物腸道寄生原蟲.
RS infection usually manifests as an upper respiratory tract infection with symptoms resembling a cold.
RS感染通常表現為上呼吸道感染症狀,與感冒相似.
Objective : To compare among ceftriazone, penicillin, and ciprofloxacin in the treatment of lower respiratory tract infection.
目的: 比較頭孢曲松 、 青黴素和環丙沙星治療下呼吸道感染的療效及經濟成本.