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
Akin to(সমজাতীয়): These are akin to one another.
Argue with, about(কথা কাটাকাটি করা): They always argue with me about tiny matter.
Business with (ব্যবসা, কাজ): He is pleased to do business with you.
Delighted at/with (আনন্দিত হওয়া): Sharmin was delighted at/with her husband’s promotion.
Infested with (অতিষ্ঠ): The room is infested with rats.
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Idioms
Hold water (ধোপে টেকা): This policy will not hold water in this situation.
Maiden speech (প্রথম বক্তৃতা): His maiden speech fell flat on the audience.
On the contrary (বিপরীত পক্ষে): I do not hate him; on the contrary I love him.
Pick one’s pocket (পকেট মারা)— He tried to pick my pocket.
Red tape (official formalities, অফিসের কাজ)— You would not believe the red tape involved in getting the required permits.