
好词典

源自中古英语 'dreg-', 可能与古英语 'dredan'(意为“恐惧”)有关,后引申为“搜寻”或“挖掘”的意思。
❶ 用挖掘机或类似设备从水底清除淤泥、垃圾或其他物质,通常是为了加深航道或清理水域。
“The workers dredged the river to improve navigation.”
(工人们疏浚河道以改善航行条件。)
“They dredged the lake to remove the accumulated silt.”
(他们疏浚湖泊以清除堆积的淤泥。)
❶ 从记忆或资料中费力地搜寻或回忆某事,通常指不太容易想起的信息。
“She dredged up some old memories from her childhood.”
(她从童年回忆中费力地想起一些往事。)
“He dredged his mind for the answer but couldn't remember.”
(他绞尽脑汁想答案,但还是想不起来。)
❶ 用于疏浚或挖掘的设备或机器,通常用于清理水底的淤泥或杂物。
“The dredge was used to remove sediment from the harbor.”
(疏浚机被用来清除港口的沉积物。)
“They brought in a large dredge to deepen the channel.”
(他们调来一台大型疏浚机以加深航道。)
dredge up — 费力地回忆或搜寻某事,通常指不太容易想起的信息或记忆。
“He tried to dredge up the details of that old story.”
(他试图回忆起那个旧故事的细节。)