If someone pounces on you, they come up towards you suddenly and take hold of you.
例句
He pounced on the photographer, beat him up and smashed his camera...他突然撲向攝影師，痛打了他一頓，還摔碎了他的照相機。Fraud squad officers had bugged the phone and were ready to pounce.反詐騙小組的警員們已在電話上安裝了竊聽器，并隨時準備突擊。
VERB
揪出，抓住（錯誤等）
If someone pounces on something such as a mistake, they quickly draw attention to it, usually in order to gain an advantage for themselves or to prove that they are right.
例句
The Democrats were ready to pounce on any Republican failings or mistakes...民主黨人隨時準備揪出共和黨人的過失或錯誤。'That's much too subtle, even for Sam.' — 'Even for Sam!' He pounced on the phrase with a sound of triumph.“那太微妙了，即便對薩姆來說。”——“即便對山姆來說！”，他得意洋洋地抓住了這句話。
VERB
（野獸或飛禽）猛撲，突襲
When an animal or bird pounces on something, it jumps on it and holds it, in order to kill it.
例句
...like a tiger pouncing on its prey...像老虎猛撲向獵物一樣Before I could get the pigeon the cat pounced.未等我逮到鴿子，貓就猛撲了上去。