keep your chin up( সুখি হওয়া ) His attempt keep your chin up
In the nick of time( ঠিক সময়ে ) The school team arrived in the nick of time.
Bring to book( শাস্তি দেওয়া ) He should be brought to book for his misconduct.
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.
In cold blood( ঠান্ডা মাথায় ) They committed this murder in cold blood.
Cut to the quick( মর্মাহত হওয়া ) I was cut to the quick by his words.