unforgivable /ˌʌnfəˈɡɪvəbəl/

• 1. 

  ADJ If you say that something is unforgivable, you mean that it is very bad, cruel, or socially unacceptable. 不可原谅的

  例：

  These people are animals and what they did was unforgivable.

  这些人是畜生，他们的所做所为是不可原谅的。