unruffled
US /ʌnˈrʌf.əld/
UK /ʌnˈrʌf.əld/

形容词
1.
镇定的, 平静的, 泰然自若的
not agitated or disturbed; calm
示例:
•
Despite the chaos around her, she remained unruffled.
尽管周围一片混乱,她依然保持镇定。
•
The surface of the lake was unruffled by any breeze.
湖面平静,没有一丝微风。
在 Lingoland 学习这个单词