买方有权选择是否执行收取固定利息，支付浮动利息的利率交换，而卖方应买方要求履约。

买方有权选择是否执行收取固定利息，支付浮动利息的利率交换，而卖方应买方要求履约。的英文翻译

基本释义

• A swaption in which the buyer has the right to enter into a swap as a fixed-rate payer.