adj.冷静的，不易生气的，沉着的

He maintained an imperturbable composure throughout the entire ordeal.
他在整个过程中保持镇定自若。
Despite the chaos around him, the librarian remained imperturbable, absorbed in her work.
尽管周围一片混乱，图书管理员依然不动声色，专注于她的工作。
The stoic captain led his crew with an imperturbable air, inspiring confidence in his men.
这位冷静沉稳的船长以坚定的态度领导船员，赢得了他们的信任。
She faced the news of her failure with an imperturbable demeanor, determined to start anew.
面对失败，她表现出坚定不移的态度，决心重新开始。
His imperturbable nature allowed him to remain calm even in the most stressful situations.
他的不为所动的性格使他即使在压力最大的情况下也能保持冷静。
The scientist's imperturbable curiosity drove him to explore uncharted territories of knowledge.
科学家的好奇心无比坚定，驱使他去探索知识的未知领域。
The chess grandmaster's imperturbable focus on each move gave him an edge over his opponents.
国际象棋大师对每一步棋的不为所动的关注使他在比赛中占据优势。
In the face of adversity, her imperturbable optimism never wavered.
面对困难，她始终保持着乐观的不屈不挠态度。
His imperturbable patience was admired by all, as he calmly waited for his turn without getting frustrated.
他对任何事情都表现出不慌不忙的耐心，让人赞赏不已。
The experienced doctor maintained an imperturbable bedside manner, comforting patients with gentle reassurance.
经验丰富的医生始终保持冷静的医患态度，用温柔的话语安抚病人。