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pay off付清, 还清
例句：You must pay off your old loan before you can obtain a new one.
你必须还清旧账, 然后才能再借款。
All his debt was paid off with cash.
他所有的债务都是用现金付清的。
2.What's worse, right about the time that he got his pink slip, Ryan also got his first bill for his student loans.
pink slip 解雇通知书
3.Fewer than half of the kids who will start a four-year degree program will end up graduating even in six years.
end up(以…)结束; 最终成为〔变得〕
例句：How does the story end up?
这篇故事是怎么结尾的?
The boy's ball ended up on the garage roof.
这男孩的球落到了汽车库顶上。
