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dragnet (n.)
[dragnet 词源字典]
Old English
drægnet
, a net to drag the bottom of a body of water in fishing; see
drag
(v.) +
net
(n.). Figurative use is from 1640s; police sense attested by 1894.
[dragnet etymology, dragnet origin, 英语词源]
[dragnet 词源字典]