At the eleventh hour ( শেষ মুহূর্তে ) The doctor came to the patient at the eleventh hour.
A blessing in disguise ( বিপরীতে হিত ; প্রথমে খারাপ হিসেবে মনে হলেও পরবর্তীতে ভালো হয় ) Sam's motorcycle accident was a blessing in disguise because he got enough insurance money.
Hard and fast ( বাঁধা ধরা ) There is no such hard and fast rule in this matter.
Read between the lines ( তাৎপর্য বোঝা ) Try to read between the lines of the letter.
All but ( প্রায় ) The poor villagers are all but ruined.
A bolt from the blue ( সম্পূর্ন অপ্রত্যাশিত ) The news of his father's death came to him as a bolt from the blue.