单词	Ekman dredge
释义	Ekman dredge noun Ek·​man dredge ¦ekmən- : a dredge that has opposable jaws operated by a messenger traveling down a cable to release a spring catch and that is used in ecology for sampling the bottom of a body of water Word History Etymology probably after V.W. Ekman †1954 Swedish oceanographer
随便看	quicksilvers quicksilvery quickstep quicksteped quicksteping quickstepped quickstepping quicksteps quickthorn quickthorns quicktricks quickwater quickwittednesses quickwork quicky quid quid pro quo quid pro quos quidams quiddany quiddative quidder quiddit quidditas quidditates

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