to stay calm under stress or provocation
চাপ বা উস্কানির মধ্যেও শান্ত থাকা
"Even in emergencies, he always keeps his cool."
"জরুরি অবস্থাতেও সে সবসময় শান্ত থাকে।"
to adapt to difficulties and keep going
to understand or comprehend something difficult
to get married
the most advanced or innovative
used to express thanks politely
That opportunity is gone and cannot be used anymore.