breathe out ( নিঃশ্বাস ত্যাগ করা ) At last, he breathed his last breath out, and that was the end.
Call in question ( সন্দেহ করা ) No one can call his honesty in question.
At last ( অবশেষে ) I got my missing book 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.
By the by ( প্রসঙ্গক্রমে ) By the by I came to know that he was ill.