বায়ুস্তর: [Noun] Layer of air.
Related Words
বামাস্বর  বায়ুগতি  বায়ুচোষক  বায়ুজীবী  বায়ুবেগে  বায়ুরোধী  বায়ুসেনা  বায়ুসেবন  বায়ুস্তর  বিমুক্তি  বিযুক্তি  See Words Also In
1.Google-Translator 2.Wikipedia 3.Wiktionary.org
Appropriate Prepositions
Adept in (দক্ষ): He is adept in playing football.
Attain to (লাভ করা): He will not attain to his objective so soon.
Fail in (ব্যর্থ হওয়া): He failed in getting internet connection in his room.
Work with (কারো সাথে কাজ করা): They will be working with me on the new project.
Yield to (নতি স্বীকার করা): I shall not yield to his temptation.
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Idioms
Fish out of water (অস্বস্তিকর অবস্থা): When he came to the village, he felt like fish out of water.
For good (চিরদিনের জন্য): He left the house for good.
Let loose (বল্গাহীনভাবে ছেড়ে দেয়া): He let his horse loose in the field.
Laughing stock (হাসির পাত্র)— He is a laughing stock to all.
Red tape (official formalities, অফিসের কাজ)— You would not believe the red tape involved in getting the required permits.