write off
cancel an entry in an account，as an unpaid and uncollectable debt 注销；勾销（无法收回的债）
The debt has been written off.
债务已被一笔勾销。
There seems to be no hope of ever getting the money back from Harry．I think you can write it off．
看来没有希望把钱从哈利那里收回了，我想可以把它勾销了。
The best way to do that is to create a layer of debt that regulators can write off, or convert into equity, if necessary.
的解决之道是创立监管者能把债务一笔勾销的债务层——或者如有必要的话，将它们转化为股票
reject as beyond repair 因不能修理而抛弃；报废
They wrote the car off．他们报废了那辆汽车。
The library writes off a certain quantity of books each year．
图书馆每年都要报废一定数量的图书。
compose quickly and easily
迅速而容易地写出；一口气写成
He wrote five letters in half an hour．
他半小时写了5封信。
He was written off by his family as a failure，so they were very surprised when he passed all the exams and went to university．
家里人都认为他没有出息，所以，当他通过所有考试并且上了大学时，他们都惊讶不已。
