1 PHRASAL VERB 缠住（或抓住）…不放；对…产生浓厚兴趣 If someone latches onto a person or an idea or latches on, they become very interested in the person or idea, often finding them so useful that they do not want to leave them. 缠住（或抓住）…不放；对…产生浓厚兴趣 [informal]
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Rob had latched onto me. He followed me around, sat beside me at lunch, and usually ended up working with me. [VERB PREP. noun]
罗布缠上了我，我去哪儿他都跟着，吃午饭时就坐我身边，最后还往往和我一起工作。
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Other trades have been quick to latch on. [VERB PREP.]
其他行业很快便紧跟而上。
2 PHRASAL VERB （足球、橄榄球等运动员）利用（传球或对方选手的失误） In sports such as football or rugby, if a player latches onto a pass or another player's mistake, they use the opportunity to do something such as score a goal. （足球、橄榄球等运动员）利用（传球或对方选手的失误） [British, informal] [Also VERB PREPOSITION]
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Kanchelskis latched onto a superb through ball, before blasting a shot past Southall. [VERB PREP. noun]
坎切尔斯基接到一个绝好的直传球，抓住机会飞起一脚射门，球从索夏尔身边飞过。
3 PHRASAL VERB （使）依附；（使）黏附； If one thing latches onto another, or if it latches on, it attaches itself to it and becomes part of it. （使）依附；（使）黏附； [Also VERB PREPOSITION]