drainage ditch

常见例句

And spent their afternoons trying to catch tadpoles in the neighborhood drainage ditch that they could grow into frogs.
在家附近的沟渠中，两人一起捕捉蝌蚪，看着蝌蚪长成青蛙。
Results show that the simulated drainage volume from the field ditch is extremely close to the observed value, and the relative error of annual drainage volume is only 0.4%;
结果表明：模拟的农沟排水量与试验观测值极为接近，年平均排水量误差仅为0.4%；
Every schoolchild here learns the legend of “the great Yu, ” whose prodigious feats of canal building and drainage ditch digging 4, 000 years ago put an end to killer floods on the Yellow River.
这里的每一个学龄儿童都知道大禹的传说，他的伟大功绩在于4000年前修筑了河渠和排水沟，终止了当时黄河洪水的泛滥。

He was headed for the drainage ditch on the other side of the dike.
NEWYORKER: Youth in Revolt
The boy and other family members had sought shelter in a drainage ditch.
NPR: Cleanup Goes On As Storms Move Toward East Coast
Even the storied Rio Grande, which she and Brian had seen on a disagreeable weekend trip several years ago to Matamoros, was hardly more than a drainage ditch.
NPR: In 'Challenger Park,' Mom Is an Astronaut