In other words, you may have to pay all your medical expenses and then later submit your receipts to the insurance company.

换句话说，你可能要支付所有的医疗费用，然后把收据交给保险公司。

youdao

Under the cash basis of accounting most receipts of money are revenues and most expenditures of money are expenses.

按现金收付制规定，企业收到的现金大都作为收入处理，付出的现金大都作为费用处理。

《新英汉大辞典》

Receipts will have to be submitted for all travel and other remaining expenses.

其所报销的收据包括了旅行与其它的相关费用。

youdao

He told BBC News every MP will have to go "through a process where their receipts and expenses will be examined in detail for the last four years".

BBC: Cameron backs MP 'sacking' powers

Third, various deficit reduction panels have begun identifying weapons programs that might be candidates for cancellation as the government tries to close the yawning gap between tax receipts and expenses.

FORBES: The Defense Industry's Winter Of Discontent

This includes a signed affidavit, law enforcement or governmental agency reports, receipts of expenses, and insurance declaration forms.

FORBES: Identity Theft: What You Need to Know