trail and error - Meaning in Hindi

Meaning of trail and error in Hindi

the process of experimenting with various methods of doing something until one finds the most successful.

Learning to crawl involves gradual trial-and-error attempts. ( क्रॉल करना सीखना क्रमिक परीक्षण और त्रुटि प्रयास शामिल है। )
A lot of times, women have to go through trial and error to find a makeup brand that works for them. ( कई बार, महिलाओं को एक मेकअप ब्रांड खोजने के लिए परीक्षण और त्रुटि से गुजरना पड़ता है जो उनके लिए काम करता है। )
Hand-eye coordination begins to develop between the ages of two and four months, inaugurating a period of trial-and-error practice at sighting objects and grabbing at them. ( दो से चार महीने की उम्र के बीच हाथ से आँख का समन्वय विकसित होना शुरू हो जाता है, वस्तुओं को देखने और उन्हें पकड़ने पर परीक्षण-और-त्रुटि अभ्यास की अवधि का उद्घाटन होता है। )

Many drugs were found by trial and error.
It was largely a matter of trial and error.
We discovered the ideal mix of paint by trial and error.
Children learn to use computer programs by trial and error.
Science progresses by trial and error.
Being a parent to a child of any age often involves nurturing by trial and error.
Getting into a well-structured feeding regime can take several weeks, of which there will be much trial and error.