Collaborative learning is a situation in which two or more people learn or attempt to learn something together.Dillenbourg, P.
1. He will be earning only half as much as he used to, but he feels that his rise in status is well worth the loss of money. 他将来挣的钱只有他现在的一半。不过他觉得，地位升高了，损失点儿钱也值得。
2. And that was four years ago; I tremble to think what she's earning now. 那还是4年以前呢，一想到她现在所赚的钱，我真感到不寒而栗了。