名詞 marshland:

1. low-lying wet land with grassy vegetation; usually is a transition zone between land and water
   同義詞：marsh, fen, fenland

1. A raised roadway, as across water or marshland.
   堤道加高的行道，如穿過(guò)水洼或沼澤的道路
2. In the long March, our Red Army soldiers succeeded in wading through the marshland.
   長(zhǎng)征中，我們的紅軍戰(zhàn)士成功地涉過(guò)了沼澤地。
3. A tract of marshland, usually under water and covered in places with tall grass.
   沼澤地沼澤地帶，常被水漫過(guò)并被較高的草所覆蓋

marsh.land

n.（名詞）
A marshy tract of land.
沼澤地