n.[C]

1. 疏浚机；挖泥船
2. （捕捞牡蛎等的）拖捞网

vt.

1. （用挖泥船等）疏浚；挖掘
   dredge a channel

   疏浚航道

2. （用拖捞网等）捞取[（+up/away/out）]
   dredge oysters

   捕捞牡蛎

3. 【喻】发掘；收集[（+up）]

vi.

1. 疏浚；挖掘
2. 采捞[（+for）]
   They are dredging for the dead body.

   他们在捞尸体。

3. 【喻】深挖

vt.

1. （用面粉、砂糖等）撒，涂[（+with）]
2. 撒（面粉等）于[（+over）]
   dredge sugar over a cake

   在糕上撒糖

v.

1. clean out the bed of (a harbour, river, etc.) with a dredge.
   ▸bring up or remove with a dredge.
2. (dredge something up) bring something unwelcome and forgotten to people's attention.

n.

v.