kétévenkénti angolul

biennial▼◼◼◼adjective
[UK: baɪ.ˈe.nɪəl] [US: baˈje.niəl]

two-yearly▼◼◼◻adjective
[UK: ˈtuː ˈjɪə.li] [US: ˈtuː ˈjɪr.li]

biyearly▼adjective
[UK: bˈɪjiəli] [US: bˈɪjɪrli]