Loud-speaker : সস্বরবর্ধক যন্ত্র,
Related Words
loud speaker  loud-speaker  loudspeaker  See Words Also In
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Appropriate Prepositions
Ask for (কোনো কিছু চাওয়া): Do not ask him for any help because he doesn’t like to help anyone.
Break in (কথার মাঝে কথা বলা): As she was talking, he suddenly broke in, saying, ‘that’s a rat!’
Consent to(মত দেওয়া): The Prime Minister consented to the proposal.
Famous for (বিখ্যাত): Smith is famous for his wisdom.
Smile on/upon (অনুগ্রহ করা): Fortune smiles on/upon the brave.
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Idioms
Crocodile tears (মায়াকান্না): He shed crocodile tears at our misery.
From hand to mouth (দিন আনে দিন খায়): The poor man live from hand to mouth.
Out of sorts (সামান্য অসুস্থ): The baby is out of sorts after playing.
Run into debt (ঋণগ্রস্ত হওয়া)— He ran into debt.
Steer clear of (avoid, দূরে থাকা)— You must steer clear of evil company.