sûrement bedeutet auf Englisch

probably▼◼◼◼(in all likelihood)
adverb
[UK: ˈprɒ.bə.bli] [US: ˈprɑː.bə.bli]John will probably hurt you. = John te frappera sûrement.

surely▼◼◼◼(certainly, undoubtedly)
adverb
[UK: ˈʃʊə.li] [US: ˈʃʊr.li]Surely you're right. = Vous avez sûrement raison.

surely▼◼◼◼(with confidence)
adverb
[UK: ˈʃʊə.li] [US: ˈʃʊr.li]Surely you're right. = Vous avez sûrement raison.

surely▼◼◼◼(without fail)
adverb
[UK: ˈʃʊə.li] [US: ˈʃʊr.li]Surely you're right. = Vous avez sûrement raison.

certainly▼◼◼◼(without doubt, surely)
adverb
[UK: ˈsɜːtn.li] [US: ˈsɝː.tən.li]That's certainly possible. = C'est sûrement possible.

slowly but surely▼◼◼◼(in a slow, yet careful manner)
adverb
[UK: ˈsləʊ.li bʌt ˈʃʊə.li] [US: ˈsloʊ.li ˈbət ˈʃʊr.li]