Phonometer : ধ্বনিতরঙ্গের সংখ্যা বা শক্তি লিপিবদ্ধ করার যন্ত্রবিশেষ;
Related Words
phonometer  pointer  pointers  ponder  punter  See Words Also In
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Appropriate Prepositions
Alarm at, by, for(আশংকা করা/শঙ্কিত হওয়া): I was not alarmed at/by the news, but I was alarmed for their safety.
Associate with, in(জড়িত হওয়া): This man was associated with crime.
Aware of(অবগত): I am not aware of his dishonesty.
Damage to (ক্ষতি): The flood caused much damage to crops last year.
Regret for (দুঃখ করা): We regretted for his failure.
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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.
Call to mind (স্মরণ করা): I cannot call to mind your cell number.
Carry the day (জয়লাভ করা) The boys carried the day in the debate competition.
From hand to mouth (দিন আনে দিন খায়): The poor man live from hand to mouth.
Pass away (মারা যাওয়া)— He passed away last night.