Area drainage
[机] 干壕排水
🧩 词语组成解析
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
🗣️ 情景例句
He's the editor of the Riverdale paper.
他是Riverdale报的编辑。
I couldn't get through.
我打不通电话。
They devise hundreds of competitions which will enable us to win huge sums of money.
他们设计数以百计的竞赛，竞赛中有人可赢得巨额奖金。