兑换货币

旅游

1. 利用;从中牟利;从…中捞好处
If you say that someone cashes in on a situation, you are criticizing them for using it to gain an advantage, often in an unfair or dishonest way.

2. 将(保险单等)兑现
If you cash in something such as an insurance policy, you exchange it for money.

1. exchange for cash

e.g. I cashed the check as soon as it arrived in the mail

Synonym: cash