জীব-রহস্য: [Noun] Secret of animal life; zoology; biology.
Related Words
জীব-রহস্য জীবনচক্র জীবনান্ত জীবশূন্য জীবানন্দSee Words Also In
1.Google-Translator 2.Wikipedia 3.Wiktionary.org
Appropriate Prepositions
Add to (বৃদ্ধি করা, যোগ করা): The doll-dance in the exhibition added to our pleasure.
Ask for (কোনো কিছু চাওয়া): Do not ask him for any help because he doesn’t like to help anyone.
Consolidate for (শক্তিশালী করা): The four new companies consolidated for greater efficiency.
Delegate to (প্রতিনিধি): Nazrul welcomed the delegates to the new conference.
Stare at (চাওয়া বা তাকানো): He stares at me.
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Idioms
At a round rate (at the fixed price – নির্ধারিত মূল্যে) Things are selling in the shop at a round rate.
Burning question - (গুরুত্বপূর্ন বিষয়): Poverty problem is a burning question of our country.
Learn by heart (মুখস্থ করা)— He learnt the poem by heart.
Now and then (মাঝে মাঝে): He comes here now and then.
Pack of lies (ডাঁহা মিথ্যা)—He told pack of lies to prove himself innocent.