cost of clearing

例句：

1. 1. The company has to clear its debts before it can invest again.
   公司在投资之前必须先清偿债务。
2. 2. The government is currently in the process of clearing up the pollution site.
   政府目前正在清理污染现场。
3. 3. The bank will need to clear the account of any outstanding fees.
   银行需要清算任何未付的费用。