Loud speaker : শব্দ বিবর্ধক;
Related Words
loud speaker  loud-speaker  loudspeaker  See Words Also In
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Appropriate Prepositions
Apology for (কোনো কারনে ক্ষমা চাওয়া): Sajib should ask apology to her of his mistake.
Appointment with (সাক্ষাতের সময়): He has an appointment with the minister at 10:00 am.
Deal in, with, out (ব্যবসা করা, ব্যবহার করা, বন্টন করা): The man deals in rice. He does not know how to deal with a customer. The Chairman dealt out the relief materials to the flood affected people.
Dependent on (নির্ভরশীল): Sepm is dependent on his father.
Welcome to (স্বাগত জানানো): You are welcome to our new office.
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Idioms
Bad bargain (purchasing at a high price-বেশি দামে কেনা-n) You had a bad bargain of the watch I see.
Ins and out (খুঁটিনাটি): I know ins and outs of this file.
Lame excuse (বাজে ওজর): The lame excuse will not do.
Short cut (সংক্ষিপ্ত পথ)— He comes by this shortcut.
Silver living (hope- আশা বা ভালো দিক): Every cloud has a silver lining.