a thing or two
US /ə θɪŋ ɔr tuː/
UK /ə θɪŋ ɔr tuː/

1.
coś niecoś, kilka rzeczy
some things; a few things (often implying knowledge or experience)
:
•
I know a thing or two about cars.
Wiem coś niecoś o samochodach.
•
She taught him a thing or two about cooking.
Nauczyła go coś niecoś o gotowaniu.