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.
例句
The terror ended when armed police swooped on the car...武警突襲了這輛車從而制止了這起恐怖活動。The drugs squad swooped and discovered 240 kilograms of cannabis.緝毒組突擊搜查，查獲了 240 千克的大麻。
VERB
(鳥或飛機)向下猛沖，俯沖
When a bird or aeroplane swoops, it suddenly moves downwards through the air in a smooth curving movement.
例句
More than 20 helicopters began swooping in low over the ocean...20 多架直升機開始下降向海面俯沖。The hawk swooped and soared away carrying something.那只鷹向下猛沖，抓住東西后又展翅高飛了。
PHRASE
一下子; 一舉
If something is done in one fell swoop or at one fell swoop, it is done on a single occasion or by a single action.
例句
In one fell swoop the bank wiped away the tentative benefits of this policy.銀行一下子就抹殺了這項政策暫時帶來的好處。
英漢詞典釋義
vi.
俯沖, 猛沖
The hawk swooped down on the rabbit and killed it.鷹猛地朝兔子撲下來, 并把它殺死。
n.
猛撲;突然下降
The plane made a swoop over the city.那架飛機突然向這座城市猛降下來。
英英詞典釋義
Noun
1. (music) rapid sliding up or down the musical scale;
"the violinist was indulgent with his swoops and slides"
2. a very rapid raid
3. a swift descent through the air
Verb
1. move down on as if in an attack;
"The raptor swooped down on its prey""The teacher swooped down upon the new students"