Operating cost : চালন ব্যয়;
Related Words
operating cost  operating director  See Words Also In
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Appropriate Prepositions
Attend to(মনোযোগ দেওয়া): Please attend to my advice.
Convert to(দীক্ষিত): Tom is converted to another religion.
Convinced of (আশ্বস্ত): You are convinced of his product.
Fed up with (বিরক্ত): He is fed up with waiting for her.
Indifferent to (উদাসীন): Everybody is indifferent to my problem.
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Idioms
Cock and bull story (আষাঢ়ে গল্প): You must be ashamed of your cock and bull story.
Short cut (সংক্ষিপ্ত পথ)— He comes by this shortcut.
Tide over (বিপদ অতিক্রম করা-overcome ): The manager tided over the situation.
Upper hand (প্রাধান্য) - He got the upper hand in the selection.
Well off (স্বচ্ছল) - Jim and Della were not well off.