All but ( প্রায় ) The poor villagers are all but ruined.
Cats and dogs ( মূষল ধারে ) It was raining cats and dogs.
Read between the lines ( তাৎপর্য বোঝা ) Try to read between the lines of the letter.
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.
On the wane ( হ্রাসমান ) His fame is on the wane now.
A rainy day ( দুর্দিন ) Everybody should save something for rainy day.