Black-swan : অতি দুর্লভ বস্তু; একজাতীয় অস্ট্রেলীয় সোয়ান;
Related Words
balkan black mailing black-swan blacken blackened blackens blacking blackmail blackmail ing blackmailing blacknessSee Words Also In
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Appropriate Prepositions
Agree to(ব্যক্তি ছাড়া অন্যকিছুর সাথে একমত হওয়া): We cannot agree to your proposal.
Enter into (কোনো কিছুতে আবদ্ধ হওয়া): pma entered into a new agreement.
Good for, at (ভাল): This man is good for nothing. He is good at English.
Hit upon (পরিকল্পনা নেয়া): Rahim hit upon a new plan.
Search for (সন্ধান করা): The police searched the halls of residence for arms.
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Idioms
At death’s door (at the point of death- মৃত্যুর দ্বারে) The patient is now at death’s door.
At times (মাঝে মাঝে): He at times comes here.
Do yeoman’s service (বিশেষ উপকার করা): Freedom fighters have done yeoman’s service for country.
In vogue (চালু): This custom is not in vogue at present.
Seventh heaven – (মহাখুশী) – I was in the seventh heaven when I heard the news of my BCS final result.