Gi tract
消化道\\n肠胃道
🧩 词语组成解析
a. 军用的；美国军人的
tract
[trækt]
n. 大片土地;（神经纤维的）束;小册子;<古>一段时间，长时间;
🗣️ 情景例句
The book is worth reading.
这本书值得一读。
This river is one third as long as that river.
这条河只有那条河的三分之一长。
Just then, the gaoler appeared with the precious letter in his bands.
这时狱卒上场，手里拿着那封珍贵的信。