সংকট-কোণ: [Noun] Critical-angle.
Related Words
সংকট কোণ  সংকট-কোণ  সংকটকাল  সংকীর্ণ  সংক্ষোভ  See Words Also In
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Appropriate Prepositions
Ask about (কাউকে খোঁজ করা): Rahim asked about Karim.
At lunch (দুপুরের খাবারে): They were talking so much at lunch that their food went cold.
Careless of(অসতর্ক): Do not be careless of your health.
Conscious of(সচেতন): I am conscious of my deficiencies.
Quick at (চটপটে): A cashier must be quick at figures.
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Idioms
All at once - (হঠাৎ): I feel terribly sleepy all at once.
Bear in mind (remember— মনে রাখা —V): You should also bear in mind the additional costs of the mortgage.
Give one’s right arm (বিপদের ঝুকি নেয়া): I will give my right arm if I could manage the tickets.
Lose heart (হতাশ হওয়া) — Do not lose heart in danger.
Well up (সুপন্ডিত)- Dr. Shahidullah was well-up in Bengali language.