Heceleme
bur·den of proofTürkçe nasıl söylenir
bırdın ıv prufTelaffuz
/ˈbərdən əv ˈpro͞of/ /ˈbɜrdən əv ˈpruːf/
Etimoloji
[ 'b&r-d&n ] (noun.) before 12th century. Middle English, from Old English byrthen; akin to Old English beran to carry; more at BEAR.