rustiness ['rʌstɪnəs]

以下由轻松背单词网站提供

附加级

生锈，声音沙哑；荒疏；锈蚀

His rustiness showed when he was asked to speed up. 当被要求加速时，他显得非常迟钝。
His rustiness had become a attraction to the public. 他那沙哑的讲话声，也成了公众迷醉于他的一个重要因素。