不久以后 before long ; by and by ; soon after ; shortly afterwards

很久以后 long after ; before long ; Much later ; A Long Time Later

多久以后 how soon

不久以后、很快的 by and by

不久以后- before long

不久以后光芒会消失 Soon the light may disappear

很久很久以后 Ever Ever After ; long long afterward in an oak

你多久以后生日 How long after your birthday

是在很久以后 Was in the much later

不久以后他就来到这里 he came here before long