Kev cog qoob loo ntawm B-carrots: kev tshawb fawb 2020 by Demin Alexey Lub rau hli ntuj 1, 2021 0 Hauv 2020-2021, Delphy Northwest Netherlands tau ua tiav ntau qhov kev tshawb fawb hauv kev cog qoob loo ntawm B-carrots