to make something definite or certain
কিছু নির্দিষ্ট বা নিশ্চিত করা
"We need to nail down the details before signing the contract."
"চুক্তিতে সই করার আগে আমাদের বিস্তারিত চূড়ান্ত করতে হবে।"
a secret enemy
information spread by people talking to each other
to place reliance or faith in someone or something
to listen to someone until they have finished speaking
a short period when a chance is available
an AI system designed to mimic the human brain's ability to...