for one thing

US /fɔːr wʌn θɪŋ/
UK /fɔːr wʌn θɪŋ/
"for one thing" picture
1.

pour commencer, d'abord

used to introduce one reason, among others, for something

:
I can't go out tonight; for one thing, I have to study.
Je ne peux pas sortir ce soir; pour commencer, je dois étudier.
Why didn't you tell me? Well, for one thing, you were busy.
Pourquoi ne m’as-tu pas dit ? Eh bien, pour commencer, tu étais occupé.