imperturbability

1. The imperturbability of the mountains hung upon him like a suit of armor.
   高山的宁静象一套盔甲似的罩在他的身上。
2. Gerasim accepted Pierre's taking up his abode there with the imperturbability of a servant, who had seen many queer things in his time, and he seemed, indeed, pleased at having some one to wait upon.
   素来就有仆人伺候人的习惯的，一生见过许多稀奇古怪事情的格拉西姆，对皮埃尔迁来暂住并不吃惊，而且，有一个人让他伺候似乎很满意。
3. You must want imperturbability more than you want approval, control and security.
   你必须想要不受侵扰的安宁大于想要赞同、控制和安全。

noun

1. calm and unruffled self-assurance
   1. he performed with all the coolness of a veteran

   Synonym:    coolnessimperturbableness