Beat the air : বৃথা চেষ্টা করা; অনর্থক পরিশ্রম করা;
Related Words
bather  batter  battery  beat the air  beater  better  See Words Also In
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Appropriate Prepositions
Bark at(ঘেউ ঘেউ করা): The dog is barking at the strange woman.
Grateful to (কৃতজ্ঞ): We should be grateful to our teachers.
Hunger for (আকাঙ্কা): The teacher has a great hunger for knowledge.
Identical with (একই ধরণের): You are identical with your sister.
Object to (প্রতিবাদ করা): Many people objected to the remarks of the leader.
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Idioms
A bed of roses - (সুখকর অবস্থা): Life is not a bed of roses.
Back and bally (জীবিকা, ভরণ পোষণ—n) Who will provide the increasing population with the required back and bally?
In full swing (পুরোদমে): The school is in full swing after the vacation.
Red letter day (স্মরণীয় দিন): The 16th December is a red letter day for us.
Red tape (official formalities, অফিসের কাজ)— You would not believe the red tape involved in getting the required permits.