certainly به انگلیسی
From Longman Dictionary
cer‧tain‧ly /ˈsɜːtnli $ ˈsɜːr-/ ●●● S1 W1 adverb
without any doubt
بدون هیچ شکی
used to agree or give your permission
برای موافقت یا اجازه شما استفاده می شود
Example
I certainly never expected to become a writer
The girl was almost certainly murdered
Certainly, a backpacking trip in the high Sierras is not for everyone
We are not especially well-treated, certainly not as well as the locals
And it certainly Was, though not in the way the interviewees assumed