exactly correct or accurate
একদম সঠিক বা নির্ভুল
"His prediction about the stock was on the money."
"শেয়ার সম্পর্কে তার পূর্বাভাসটি অন দ্য মানি ছিল।"
clearly defined; without confusion or ambiguity
outside the planned or expected area of focus
to be certain that something is true or will happen
to achieve something very difficult
a problem or error in a program or system
Important things take time to develop or accomplish.