我原来计划今年二月份访问美国，后来不得不推迟，这使我感到很扫兴。这句话更恰当的译文是______。
选项：

A: It was a keen disappointment when I had to postpone the visit which I had intended to pay to America in February.
B: I had intended to pay a visit to America in February but then I had to postpone it， this was a deep disappointment to me.