swoop

1. V-I If police or soldiers swoop on a place, they go there suddenly and quickly, usually in order to arrest someone or to attack the place. 突袭[journalism]

The terror ended when armed police swooped on the car. 当武装警察突袭了这辆汽车时，这起恐怖活动就此结束。

2. N-COUNT Swoop is also a noun. 突袭

Police held 10 suspected illegal immigrants after a swoop on a Mexican truck. 警方对一辆墨西哥卡车进行了突袭后扣留了10名非法移民嫌疑人。

3. V-I When a bird or aeroplane swoops, it suddenly moves downwards through the air in a smooth curving movement. 俯冲

More than 20 helicopters began swooping in low over the ocean. 超过二十架直升飞机开始俯冲到贴着海平面。

4. PHRASE If something is done in one fell swoop, it is done on a single occasion or by a single action. 一下子

In one fell swoop the bank wiped away the tentative benefits of this policy. 银行一下子就抹去了该政策带来的初步好处。