irrefragable的翻译，读音

例句

That the employees are the best wealth in the enterprise has been an irrefragable fact in this knowledge economy era. 员工是企业最大的财富，在今天这个知识经济时代已成了不争的事实。

No evidence, at once so slight and irrefragable , of a subtle disease that had long since begun to eat into the real substance of his character. 眼下也没有任何证据比这更微不足道却无可辩驳地说明：一种微妙的疾病早已开始蚕食他性格的实体了。