Descending tract
[医] 下行束
🧩 词语组成解析
a. 下降的, 下行的\\n[计] 递减
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
it's going to be too late when I do remember.
等我想起来时已经太晚了。
I'm old enough to make up my own mind.
我是够年纪做自己的决定了。
Only two stray dogs benefited from all this confusion, for they greedily devoured what was left of the cake.
只有两只野狗从这一片混乱中得到好处，它们贪婪地吃掉了剩下的蛋糕。