Idioms
I finally found the right key after lots of......
BUET 05-06
The phrase 'trial or error' refers to a method of achieving a result by trying different means until successful. This fits the context of trying different keys until finding the right one.
এখনো না বুঝতে পারলে ডাউটস এ পোস্ট করো
পোস্ট করো