Lowlands

1.Dikes protected the lowland from incursions of the sea.

堤防保护低地免于海水流入。

2.Heavy rainfalls flooded the lowlands.

雨淹没了低凹地。

3.Heavy rainfalls swamped the lowlands.

雨淹没了低地。

4.Trees of the family Dipterocarpaceae dominate the canopy and emergent layers of the hyper-diverse, aseasonal, humid lowland tropical forests of Southeast Asia.

以龙脑香科植物为主的东南亚热带雨林有一非常特别的，那就是不定期的开花。

5.The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

源石由阿波罗15号的宇航员在靠近HadleyRille的边界上收集的，这个边界在低地的月亮“海”（或者称为mare）和月球高地之间。