1. 不可饶恕的, 不可原谅的：Paradoxical and witty 似非而是的诙谐, 矛盾的妙语, 诡论的机智 | Unforgiving 不可饶恕的, 不可原谅的 | Professionally scientific 专于科学的, 专业从事科学的
2. 不宽恕的：unforgettable 忘不了的 | unforgiving 不宽恕的 | unformat 恢复格式化
3. 不原谅人的：unforgettable 难忘的 | unforgiving 不原谅人的 | unfortified 信念不足的
4. 无情：■Tramp 流浪汉 | ■Unforgiving 无情 | ■Unlucky 倒霉
1. 不宽容的；不原谅人的
If you describe someone as unforgiving, you mean that they are unwilling to forgive other people.
e.g. He was an unforgiving man who never forgot a slight...
他斤斤计较，很不大度。
e.g. He finds human foibles endearing, but is unforgiving of pretension.
他觉得人性的弱点很可爱，但不能容忍惺惺作态。
2. （形势或活动）无情的，难以应付的，不利的
If you describe a situation or activity as unforgiving, you mean that it causes a lot of people to experience great difficulty or failure, even people who deserve to succeed.
e.g. Business is a competitive activity. It is very fierce and very unforgiving.
商场如战场，竞争激烈，不近人情。
1. The penalties for failure are draconian, especially in these unforgiving days.
2. The son of an Algerian immigrant, he honed his balance and technique on unforgiving concrete pitches surrounding the immigrant neighborhood.
3. He said Pelosi is habitually unforgiving and skeptical when it comes to China.
4. It was minus 15 C at Harbin station when I arrived, colder outside as the unforgiving wind gnawed at exposed skin.
5. But people can be unforgiving because food safety is such an important issue.
6. " Our play warrants more points but it's an unforgiving league, " Mowbray said.
7. She harps on penmanship in that unforgiving New York accent and flinches at the sight of a barrette in a female student's hair.
adj
1. unwilling or unable to forgive or show mercy
e.g. a surly unforgiving old woman
2. not to be placated or appeased or moved by entreaty
e.g. grim determination
grim necessity
Russia's final hour, it seemed, approached with inexorable certainty
relentless persecution
the stern demands of parenthood
Synonym: grim inexorable relentless stern unappeasable unrelenting