সূক্ষ্ণদর্শী: [adjective] Sharp-sighted; having keen intellect; discerning acutely :-[Noun] close observer; scrutinizer.
Related Words
সূক্ষ্ণদর্শী সূক্ষ্ণদেহী সূক্ষ্মদর্শীSee Words Also In
1.Google-Translator 2.Wikipedia 3.Wiktionary.org
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.
Cure of, for(রোগমুক্ত হওয়া): This man was cured of This drug is a cure for typhoid.
Deaf to, of, in (না শোনা, বধির হওয়া): The boy is deaf to his father’s advice. This man is deaf of/in one ear.
Fail in (ব্যর্থ হওয়া): He failed in getting internet connection in his room.
Famous for (বিখ্যাত): Smith is famous for his wisdom.
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Idioms
Ins and out (খুঁটিনাটি): I know ins and outs of this file.
Square meal (পেট ভরা আহার): He is too poor to have a square meal everyday.
Safe and sound (নিরাপদে)— He reached home safe and sound.
Three R's (প্রাথমিক শিক্ষা)— He has not yet learnt the three R's.
With might and main (যথা শক্তি দিয়ে) —He tried with might and main to help me.