Round the clock ( সমস্ত দিন ) He is working round the clock.
Come to light ( প্রকাশিত হওয়া ) Their private talk has come to light at last.
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.
Take to one's heels ( ছুটিয়া পালানো ) The thieves took to their heels to see the police.
Call in question ( সন্দেহ করা ) No one can call his honesty in question.
In black and white ( লিখিতভাবে ) Put down the statement in black and white.