Very quickly, almost instantaneously.
খুব দ্রুত, প্রায় তৎক্ষণাৎ।
"The discovery of the new planet happened in the blink of an eye."
"নতুন গ্রহের আবিষ্কারটি এক ঝলকেই ঘটে গেছে।"
to do something secretly or deceitfully against someone
to continue to hope or work toward a goal even after setback...
to set ambitious and visionary goals
to flatter someone to gain favor
to begin to improve after a difficult period
to reach the desired standard or level