unruffled
adj. 平静的；不骚动的；镇定的
v. 使平整；变得平静（unruffle 的过去分词）
例句
He remained unruffled by their accusations.
对于他们的指控他处之泰然。
《牛津词典》
When coming across complicated problems, he would remain unruffled and take them calmly.
遇到复杂的问题，他总是泰然处之，沉着应付。
《新英汉大辞典》
"Fine, fine, you are right," he replied, unruffled.
好，好，你是对的“他平静的回答。”
