dragnet

• 指一种协调行动，常由执法部门实施，用于抓捕嫌疑人或收集信息；也指在水中拖曳用于捕鱼的网。

A noun referring to a system of coordinated measures, often by law enforcement, to apprehend suspects or gather information, or a net dragged through water to catch fish.

1. Police search operationB2formal

   A systematic search for a criminal or suspect, often involving many officers and covering a wide area.

   围捕

   • The police launched a massive dragnet to find the escaped prisoner.
   • A dragnet was set up across the city after the bank robbery.
   • The suspect was caught in the dragnet near the airport.

   同义词cordonmanhuntnetroundupsearchsweep

2. Fishing netC1formal

   A large net that is dragged along the bottom of a body of water to catch fish.

   拖网

   • The fishermen used a dragnet to catch a large haul of cod.
   • Dragnets can be harmful to the ocean floor ecosystem.
   • They pulled the dragnet back onto the boat, full of fish.

   同义词trawltrawl net