Energetics : কর্মশক্তিসম্বন্ধীয় বিজ্ঞান;
Related Words
energetic  energetical  energetics  energitic  See Words Also In
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Appropriate Prepositions
Aptitude for(স্বাভাবিক দক্ষতা, যোগ্যতা): He has no aptitude for public service.
Argue with, about(কথা কাটাকাটি করা): They always argue with me about tiny matter.
Bark at(ঘেউ ঘেউ করা): The dog is barking at the strange woman.
Cast aside (ছুঁড়ে ফেলা): As soon as they become rich they cast aside their poor friends.
Run over (চাপা পড়া): The man was run over by a truck.
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Idioms
At a round rate (at the fixed price – নির্ধারিত মূল্যে) Things are selling in the shop at a round rate.
Carry the day (জয়লাভ করা) The boys carried the day in the debate competition.
Easy and free (অমায়িক): The boy is easy and free, so he has many friends.
Lose heart (হতাশ হওয়া) — Do not lose heart in danger.
Without fail (অবশ্যই) - You must attend the meeting without fail.