Long-time : বহুদিনের; বহুকালের;
Related Words
long time  long-standing  long-time  longtime  lunch-time  See Words Also In
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Appropriate Prepositions
Adequate to(সমানুপাতিক): The salary, he gets, is not adequate to the volume of work he has to do.
Anxious for (কারোর ব্যাপারে চিন্তিত): Sabbir was anxious for her.
Burdened with (ভারাক্রান্ত): Rahim is burdened with a big family.
Catch at(ধরা): A drowning man catches at a straw.
Look at (তাকানো): Students look at the blackboard.
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Idioms
At-fault (guilty-কিংকর্তব্যবিমূঢ়, অপরাধ, দোষ adj.) You are at fault.
At one’s elbow (near at hand — হাতের কাছে – adv.) His private secretary is always at his elbow.
Fair play (প্রতারণা বিহীন নীতি বা কাজ): I believe in the practice of fair play in my business.
Null and void (বাতিল): The deed has been null and void now.
Well-to-do (সঙ্গতিপূর্ণ) - He was not born in a well-to-do family.