shut ( or bolt) the stable door after the horse has bolted
Brit.
try to prevent something undesirable when it is already too late to do so.
→ stable
shut ( or bolt) the stable door after the horse has bolted
Brit.
try to prevent something undesirable when it is already too late to do so.
→ stable
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004