to try to teach someone something that is difficult for them to learn due to their age or experience
কাউকে এমন কিছু শেখানোর চেষ্টা করা যা তার বয়স বা অভিজ্ঞতার কারণে শিখতে কঠিন
"It's hard to teach an old dog new tricks, but I'll try."
"এটা একটি পুরনো কুকুরকে নতুন কৌশল শেখানো কঠিন, তবে আমি চেষ্টা করব।"
in a difficult situation where any choice you make will have...
to work extremely fast and efficiently on programming
to work late into the night
to wait for a short time
to take off or start with great energy or enthusiasm
to succeed or fail by your own efforts