tract
意思解释
n. 大片土地;(神经纤维的)束;小册子;<古>一段时间,长时间
变化形式
复数: tracts
易混淆的单词: Tract
易混淆的单词: Tract
中文词源
tract 道,束,大片土地,地带tract 小册子
来自拉丁语 tractus,跑道,路径,来自拉丁语 trahere,拖,拉,使移动,来自 PIE*tragh,拖,拉, 使移动,来自 PIE*dhragh,拉,拉出,词源同 draw,tract.引申词义一片土地,地带,道,束等。来自拉丁语 tractare,处理,操纵,对待,来自拉丁语 trahere 的反复格动词形式,词源同
用法例句
- They can invade the digestive tract and block nutritional uptake .
- 它们可以入侵消化道,然后阻止营养的摄取。
- It is a sign of viral infection in the upper respiratory tract .
- 这是一个上呼道病毒感染的信号。
- Beihe has recently decided to rent out a large tract of farmland to private investors to turn into a driving school and an auto-parts factory .
- 最近,北河村决定将一大片农田出租给私有投资者,建驾校和汽车部件厂。
- Because contractions of the cervix and vagina during orgasm transport semen deeper into the reproductive tract .
- 这是因为,在高潮期间,宫颈和阴道的收缩会将精液运送到生殖道更深处。
- On its journey through the gi tract the device takes pictures which are transmitted to a computer .
- 在它穿越胃肠道的旅程中,这个器件拍摄照片,照片被传输到电脑。
