YOU SAID:
Australians all let us rejoice For we are young and free
INTO JAPANESE
幸いに僕達は若くて不注意だった 家族4人になるまで 長くはかからなかった
BACK INTO ENGLISH
Fortunately we are young and careless and it wasn't long before there were four of us.
INTO JAPANESE
幸いに僕達は若くて不注意だった 家族4人になるまで 長くはかからなかった
it is unlikely that this phrase will ever reach equilibrium