n. low land that is seasonally flooded; has more woody plants than a marsh and better drainage than a bog
n. a situation fraught with difficulties and imponderables
v. drench or submerge or be drenched or submerged
n. 沼泽, 进退两难的困境
vt. 淹没, 击溃, 清除, 使陷于沼泽
vi. 陷于沼泽, 淹没