dense swampland
swampland area
protect the swampland
A: Watch your step, the ground is a thick swampland.
A：小心脚下，地面是厚实的沼泽地。
B: Thanks for the warning, I'll stay on the path.
B：谢谢提醒，我会走在小路上的。
1) 沼泽地
2) 湿地
3) 泥泞地
1. 沼泽地
noun
1. An area of low-lying, uncultivated ground where water collects.
Synonym: marsh, bog