A cold is an infection of the upper respiratory tract.

感冒是上呼吸道的感染。

柯林斯例句

She produced a feminist tract, "Comments on Birth-Control", in 1930.

她1930年写了篇女性主义的短文《论节育》。

柯林斯例句

A vast tract of land is ready for development.

一大片广阔的土地可待开发。

柯林斯例句

Foods are broken down in the digestive tract.

食物在消化道里分解。

柯林斯例句

He's suffering from an acute infection of the lower respiratory tract.

他患有急性下呼吸道感染.

《简明英汉词典》

In the past nothing could grow on this tract of land.

过去这块地不立苗.

《现代汉英综合大词典》

Instruments developed at the hospital allow doctors to thread microscopic telescopes into the digestive tract.

医院开发研制的仪器使医生们得以将显微内镜伸入消化道。

柯林斯例句

They have lifted water from the Yellow River onto the high land and reaped a good cotton harvest on a 300 - acre tract.

他们把黄河水引上高原,使300公亩棉田获得丰收.

《简明英汉词典》

The secretory system of the respiratory tract is probably the most appreciated.

呼吸道的分泌系统可能是最先被意识到的.

辞典例句

Even small tract houses, in regimented rows appeared well cared for.

甚至一排排象兵营似的小片房屋看上去也管理很好.

辞典例句

He had an infection in the upper respiratory tract.

他上呼吸道感染.

辞典例句

The respiratory tract conveys oxygen - rich air to the lungs.

呼吸道给肺输送 富氧 的空气.

辞典例句

To the north of the river is an immense wooded tract.

河北面是一大片林地.

辞典例句

The bay shore of the silverthorn tract was very irregular.

银刺地带那儿的海岸线曲折蜿蜒.

辞典例句

Respiratory tract fluid is the major product of the normal lung.

呼吸道液体是正常肺的主要产物.

辞典例句