動詞 latch on:

1. take hold of or attach to
2. adopt
   同義詞：take up, fasten on, hook on, seize on
3. understand, usually after some initial difficulty
   同義詞：catch on, get wise, get onto, tumble, cotton on, twig, get it

1. He always latch on to me when he see me at a party.
   他在聚會上一看見我就總是纏著我。
2. He's on fool, he'll latch on soon enough to what you are doing.
   他可不是傻瓜，他很快就會看出你這是在干什么。
3. Latch on to some very valuable books.
   搞到幾本極有價值的書。
4. She latched on to your notion.
   她理解你的意見。