с.
failure to return
ваше невозвращение обеспокоило его — he was worried by your not returning, или by your not having come back
в случае невозвращения денег с срок — if the money is not returned / paid back on time, или within the stated time
с.
failure to return
ваше невозвращение обеспокоило его — he was worried by your not returning, или by your not having come back
в случае невозвращения денег с срок — if the money is not returned / paid back on time, или within the stated time
Смирнитский. Русско-английский словарь сокращений Смирнитского. Russian-English Smirnitsky abbreviations dictionary. 2012