名词 bottomland:

1. low-lying alluvial land near a river

bottom on建立在bottomn.底部；底端adj.底部的v.触底；打(基础)bottom-sampling device底质取样器bottom of stack register栈底寄存器bottom mud in Taihu Lake太湖底泥bottom deposits in river河道底泥bottom of foundation pit基坑底板bottommost life security最低生活保障bottom-blown converter底吹转炉bottom-line management底线管理Bottom-Left algorithms底-左算法bottom wellbore pressure井底压力

1. The torrential rain may flood the low-lying land out.
   这场骤雨有可能把低洼地淹没。
2. The windmill in Netherlands already becomes an iconic structure and most of them situated along the edge of polders are actually wind pumps, designed to drain the land.
   荷兰的风车已成为一种标志性构造，大多位于低洼地边缘建造的风车确实是风泵，目的是为了浇灌土地。