He was rigid and unbending.

他刻板而严厉。

She is a girl of an unbending character.

她是个性格倔强的女孩。

Then, an unbending optimist bought the company.

后来一位坚决的乐观主义者收购了这家公司。

He remained unbending under the severest of tortures.

他受尽酷刑，仍然坚贞不屈。

We maintain on unbending attitude toward this problem.

对于这个问题我们采取坚定不移的态度。