“反驳的”的英语可以翻译为：contradictory，refutatory ...

我认为这些假说在原则上必须是可以反驳的.These hypotheses, I contend, must be refutable in principle.他以使人无法反驳的坦率态度探询他的来宾们的问题.He inquired into his visitors'problems with disarming frankness.沉默是最难反驳的论点之一.Silence is one of the hardest argu...