Maiden speech( প্রথম বক্তৃতা ) His maiden speech fell flat on the audience.
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.
a piece of cake( খুবই সহজ ) This assignment is a piece of cake
At a low ebb( নিম্নমুখী ) His fame is at a low ebb now.
All at once( হঠাৎ ) All at once a tiger came out of the forest.
Turn a deaf ear to ( মনোযোগ না দেওয়া ) He turned a deaf ear to my proposal.