en résumé bedeutet auf Englisch

in summary▼◼◼◼(to summarize)
preposition

in short▼◼◼◼(as a summary)
preposition
[UK: ɪn ʃɔːt] [US: ɪn ˈʃɔːrt]

in a nutshell▼◼◼◻(in summary)
adverb
[UK: ɪn ə ˈnʌt ʃel] [US: ɪn ə ˈnʌ.ˌtʃel]

long story short▼◼◻◻(Introducing a short version of, or simply the conclusion of, an involved story)
adverb