wiadomo
everybody knows, it's common knowledge
Z nim nigdy nie wiadomo.
You never know with him.
Nie wiadomo, czy zagra w dzisiejszym meczu.
He is doubtful for today's match.
Nic mi o tym nie wiadomo.
I know nothing about it., I have no knowledge of that.
aɪ nəʊ ˈnʌθɪŋ əˈbaʊt ɪtˌ aɪ hæv nəʊ ˈnɒlɪdʒ əv ðæt
Nigdy nic nie wiadomo.
One never knows., You can never tell.
Jak wiadomo, ...
As is well known, ...
əz ɪz wεl nəʊnˌ
Wiadomo, że...
It's well known that...
ɪts wεl nəʊn ðæt
O ile wiadomo...
As far as is known..., As far as one can tell...
əz fɑː əz ɪz nəʊnˌ əz fɑː əz wʌn kən tεl