留美老师带你每日说英文 第216期:苹果证明专家常常是错的

台湾籍旅美老师今天交给我们的句子是：

People with big titles, people who have declared themselves experts, and if there's anything that Apple has proven, is that the experts are often wrong.
头衔闪亮的人、号称专家的人总是如此，苹果证明了专家常常是错的。