单词

字典词典单词成语造句名言诗词古籍小说

drainage

英 ['dreɪnɪdʒ] 美 ['drenɪdʒ]

n. 排水；排水系统；污水；排水面积

双语例句

1. This is a drainage area.: 这里是排水区.

2. The defect in the drainage must be remedied.: 这排水系统的缺陷该设法补救.

3. Bad drainage caused the land to be flooded.: 排水不利容易使土地淹水.

4. It is advisable to mix coarse grit into heavy soil to improve drainage.: 建议将粗砂掺到黏重的土壤里，以提高排水性能。

5. It is wise to start infilling with a layer of gravel for drainage.: 先铺上一层利于排水的砾石是个明智的做法。