предлог B2

kallal

osutab sellele, millega keegi tegeleb,osutab kellelegi, keda rünnatakse, või asjale, millega toimub midagi halba

По-русски: работа над

Estly.ee is developed by Amekage OÜ,

The platform is primarily designed and architected by Joosep Wong, with the goal of making Estonian vocabulary easier to discover, remember, and practise through digital tools and interactive learning methods.