a crucial test that proves the value or success of something
एक महत्वपूर्ण परीक्षा जो किसी चीज़ के मूल्य या सफलता को प्रमाणित करती है (ek mahatvapurn pariksha jo kisi cheez ke moolya ya safalta ko pramanit karti hai)
"The product launch will be the acid test of our new design."
"उत्पाद लॉन्च हमारी नई डिज़ाइन की ऐसिड टेस्ट होगी।" (utpad launch hamari nai design ki **acid test** hogi)
Always remain optimistic and determined.
to make significant progress or improvements
very easy to do or understand
to make sure everything is fair or equal
not allowed or beyond acceptable limits
to find something positive in a negative situation