
15. on hold: 推迟;中断
She put her career on hold to have a baby. 她中断了事业以便生孩子.
The project is on hold until more money is available. 这项工程暂停,等到有更多的钱时再进行.
16. on your mind: 挂在心上;惦念
You've been on my mind all day. 我一整天都在为你担心.
Don't bother your father tonight─he's got a lot on his mind. 今晚就别打扰你父亲了-他的烦心事儿已经够多了.