убеждавам се означава в английски

ascertain [ascertained, ascertaining, ascertains]▼(find out; discover or establish)
verb
[UK: ˌæ.sə.ˈteɪn] [US: ˌæ.sər.ˈteɪn]

find [found, found, finding, finds]▼(decide that)
verb
[UK: faɪnd] [US: ˈfaɪnd]