dragnet
noun [ C ] uk/?dr?ɡ.net/ us/?dr?ɡ.net/
(警方的)撒网行动,抓捕方案
a series of actions taken by the police that are intended to catch criminals
The police have widened their dragnet in their search for the killer. 警方已经把搜捕杀手的网张大了。
拖网,拉网
a heavy net that is pulled along the bottom of a river or area of water when searching for something


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