这样就允许开发者在需要时很容易地互换服务，不需要再编写那些唯一的目的就是使这些服务能协同工作的累赘的代码。

This allows developers to easily interchange services as needed without writing tedious code for the sole purpose of making them work together.

youdao

信贷违约互换曾备受称赞，被认为是一种能够通过规避公司信贷违约风险来提供保护的手段，而实际上，它却放大了不确定性，因为买家怀疑如果提出请求，卖家是否真的能付清钱款。

Once lauded as a way of offering protection against the risk of companies defaulting, CDSs instead magnified uncertainty as buyers wondered whether sellers could really afford to pay up if called on.

youdao

我能跟你互换座位吗？

May I exchange my seat with you?

youdao