中英释义：
calmadj.平静的；冷静的；镇静的；沉着的；宁静的；无风的；风平浪静的；安宁的；不慌不忙的；安静的
unperturbedadj.镇定的；不受扰乱的；沉着的；平静的
self-possessedadj.冷静的；镇定的；沉着的；自信的；泰然自若的
unworriedadj.不担心的；无忧虑的；不烦恼的；无忧无虑的
stoicaladj.坚忍的；不以为苦的；恬淡寡欲的；斯多葛学派的；禁欲的；克己的
equanimityn.（尤指处于困境时的）镇定；沉着；泰然自若；冷静；平静；坦然；平和
坦然无惧
calm and fearless
坦然自若
calm and at ease; completely at ease
面对挑战，他依然坦然自若。
He remains calm and confident in the face of challenges.
他在面试中表现得坦然自若。
He appeared calm and confident during the interview.
他在面试中表现得非常坦然。
He was very calm during the interview.
他的坦然自若让大家都很佩服。
His calm and confident demeanor impressed everyone.
面对突如其来的问题，她依然坦然。
She remained calm in the face of unexpected problems.
她在公众面前演讲时总是坦然自若。
She is always calm and confident when speaking in public.
她在公众面前讲话时显得非常坦然。
She appeared very calm while speaking in public.
即使在危机时刻，他也能保持坦然。
Even in times of crisis, he can stay calm.
他总是能在紧张的情况下保持坦然。
He always manages to stay calm in stressful situations.
即使在紧急情况下，她也能保持坦然自若。
Even in emergencies, she can stay calm and confident.
而你，作为一名美国参议员，能否很坦然地对沉浸在悲痛中的父母说“超人本可以救你的孩子，但原则上来说，我们不希望他去救？”
Are you, as a United States senator, personally comfortable saying to a grieving parent, Superman could have saved your child, but on principle, we did not want him to act?
《蝙蝠侠大战超人：正义黎明》《Batman v Superman: Dawn of Justice》
