swampn.沼泽；湿地；困境v.淹没；使陷于困境；使忙于应付swamp vegetation沼泽植被swamp protection保护湿地swamping wetland沼泽化湿地swamped by debts负债累累swampy tudra soil治泽化冰沼土Swamp fever virus马传染性贫血病毒swamping technics工艺swamp pine forest沼泽松林swamping resistor扩量程电阻器Swamp deteriorate湿地退化

1. If you have been biten by a snake,you will be afraid of an eel.
   一旦被蛇咬，黄鳝吓一跳。
2. The finless eel ate the earthworm in front in one bite.
   黄鳝一口就把眼前的蛐蟮吃掉了。