adverb
(not) at all; (not) by any means; (cannot) possibly
Emphatic negative adverb used with negative predicates to express strong denial or impossibility. Stronger than とても alone.
See also: とても
この問題はとてもとても一日では解けません。
This problem cannot possibly be solved in one day.
彼の提案にはとてもとても賛成できません。
I cannot agree with his proposal by any means.