River basin : অববাহিকা; পর্যঙ্ক;
Related Words
refurbishing  river basin  river-basin  See Words Also In
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Appropriate Prepositions
Convert to(দীক্ষিত): Tom is converted to another religion.
Convinced of (আশ্বস্ত): You are convinced of his product.
Fail in (ব্যর্থ হওয়া): He failed in getting internet connection in his room.
Make up of (গঠিত): Village is made up of many homes.
Remedy for (প্রতিকার): There is no remedy for his misbehavior.
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Idioms
Bird’s eye view - (ভাসা ভাসা দৃশ্য, হালকাভাবে দর্শন): We took a bird’s eye view of the scenery.
In full swing (পুরোদমে): The school is in full swing after the vacation.
Silver living (hope- আশা বা ভালো দিক): Every cloud has a silver lining.
Swan-song (অন্তিম গীত, শেষ কর্ম): This writing is the swan song of Kazi Nazrul islam.
With the sweat of one’s brow (মাথার ঘাম পায়ে ফেলে) — He earns his livelihood with the sweat of his brow.