At a loss ( হতবু্দ্ধি ; কিংকর্তব্যবিমূঢ় ) He was at a loss and did not know what to do.
By far ( সর্বাংশে ) He is by far the best boy in the class.
be up and doing ( উঠে-পড়ে লাগা )
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.
At dagger drawn ( খড়গহস্ত ) The two brothers are now at daggers drawn.
In order to ( উদ্দেশ্য ) He came here in order to meet my mother.