Slow coach ( অলস প্রকৃতির লোক ) You cannot expect much from a slow coach like him.
Pros and cons( খুঁটিনাটি ) You should consider the Pros and cons of the system.
At all( আদৌ ) He does not know French at all.
From hand to mouth( দিন আনে দিন খায় ) The poor man lives form hand to mouth.
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.
