单词	dredge
释义	dredgedredge /dredʒ/ verb Word Origin WORD ORIGINdredge Origin: 1500-1600 Perhaps from Old English dragan ‘to pull’ Verb Table VERB TABLE dredge Simple Form Present I, you, we, they dredge he, she, it dredges Past I, you, he, she, it, we, they dredged Present perfect I, you, we, they have dredged he, she, it has dredged Past perfect I, you, he, she, it, we, they had dredged Future I, you, he, she, it, we, they will dredge Future perfect I, you, he, she, it, we, they will have dredged Continuous Form Present I am dredging he, she, it is dredging you, we, they are dredging Past I, he, she, it was dredging you, we, they were dredging Present perfect I, you, we, they have been dredging he, she, it has been dredging Past perfect I, you, he, she, it, we, they had been dredging Future I, you, he, she, it, we, they will be dredging Future perfect I, you, he, she, it, we, they will have been dredging Examples EXAMPLES FROM OTHER DICTIONARIES Fearing more floods, the state had the river dredged. EXAMPLES FROM THE CORPUS It must have been seeing her reading Tennyson that had dredged up an old forgotten quotation. Many distorted fragments of meteoritic iron are later dredged up from the area where the wreckage fell. Others specialize in dredging operations required for bridges and dams or for harbors. That dredging is now behind schedule. The scheme involves dredging the main channel of the Medway estuary to provide a storage base for import-export cargoes. word sets WORD SETS► Civil aqueduct, nounbore, verbbore, nounborehole, nouncanalize, verbcivil engineering, nounculvert, noundam, noundam, verbdesalination, noundredge, verbdyke, nounpile, nounpile driver, nounpneumatic drill, nounpontoon, nounpontoon bridge, nounS-bend, nounsewer, nounsewerage, nounsteam shovel, nounstructural engineer, nounsump, nounsurveyor, nounwater main, nounwater tower, nounwaterworks, noun Collocations COLLOCATIONS FROM THE CORPUSADVERB► up · Its tough pale grass grows on mud and clinker dredged up from the docks.· Many distorted fragments of meteoritic iron are later dredged up from the area where the wreckage fell.· It must have been seeing her reading Tennyson that had dredged up an old forgotten quotation.· Suddenly, it dredges up ghosts weighted down and buried in haste after a fierce battle.· Mere tittle-tattle dredged up for purely prurient interest is another matter.· She dredged up her past, recalling the girl who had been Jazzbeaux, who had been a War Chief.· He has consulted local lawyers and barbers, dredged up letters, recorded reminiscences.· And while she walked or sat with him, she thought, pondered her life, dredged up scenes, remembered. 1[intransitive, transitive] to remove mud or sand from the bottom of a river, harbour etc, or to search for something by doing this:  They dredged for oysters.2[transitive + with] to cover food lightly with flour, sugar etcdredge something ↔ up phrasal verb1to start talking again about something that happened a long time ago, especially something unpleasant:  Newsweek magazine dredged up some remarks which he made last year.2to manage to remember something, or to feel or express an emotion, with difficulty:  Robertson tried to dredge up an image of her in his mind. From somewhere she dredged up a brilliant smile.3to pull something up from the bottom of a river, lake etc
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