lay on the line：v. 付款；冒险。lay it on the line这个习惯用语的意思是坦率地说明。
on the line：冒极大的险；以某种方式；冒风险。
【例句】
He laid it on the line: if he came late again, he was going to be let go.
他说得很明白，如果再发生迟到的情况，就会被炒鱿鱼。
The question is…. what are you willing to lay on the line.
问题其实在于，目前你愿意放弃什么。
