n.wet spongy ground of decomposing vegetation; has poorer drainage than a swamp; soil is unfit for cultivation but can be cut and dried and used for fuel
同义词:peat bog
v.
cause to slow down or get stuck
"The vote would bog down the house"
同义词:bog down
get stuck while doing something
"She bogged down many times while she wrote her dissertation"
同义词:bog down