un·speak·a·bly
adverb/ʌnˈspiːkəbli/
/ʌnˈspiːkəbli/
(literary, usually disapproving)- in a way that cannot be described in words, usually because it is so bad
难以说出口的；不堪入耳的 - The man was an unspeakably awful human being: a monster.
这个男人是一个难以形容的可怕的人：一个怪物。
Oxford Collocations DictionaryUnspeakably is used with these adjectives:- cruel
- The man was an unspeakably awful human being: a monster.