latch on
抓住, 占有, 理解
例句与用法：
He always latch on to me when he see me at a party.
他在聚会上一看见我就总是缠著我。
He's on fool, he'll latch on soon enough to what you are doing.
他可不是傻瓜，他很快就会看出你这是在干什么。
Latch on to some very valuable books.
搞到几本极有价值的书。
She latched on to your notion.
她理解你的意见。
词形变化：
动词过去式: latched | 动词过去分词: latched | 动词现在分词: latching | 动词第三人称单数: latches |
理解
I haven't latched on.
我还没有弄懂。