pour commencer znamená v Angličtina

in the first place▼◼◼◼(to begin with)
preposition
[UK: ɪn ðə ˈfɜːst ˈpleɪs] [US: ɪn ðə ˈfɝːst ˈpleɪs]

for one thing▼◼◼◼((to introduce the first item))
preposition
[UK: fɔː(r) wʌn ˈθɪŋ] [US: ˈfɔːr wʌn ˈθɪŋ]