a significant or groundbreaking achievement
एक महत्वपूर्ण या क्रांतिकारी उपलब्धि (ek mahatvapurn ya krantikari uplabdhi)
"The first man landing on the moon was truly a giant leap for mankind."
"चाँद पर पहले मनुष्य का उतरना वास्तव में मनुष्यजाति के लिए एक बड़ा कदम था।" (chaand par pehle manushya ka utarna vastav mein **manushyajati ke liye ek bada kadam** tha.)
Knowing a small amount about something can lead to mistakes.
a conflict where both sides refuse to give up
the most vulnerable part of a system or group
something very easy to do
something that no longer exists or happens
to think you are very good or important