"Большая продолжительность" in Russian is the translation of English "Long duration" (find more translations on these pages: "Long duration in Different Languages" and "Long duration in Russian").

Большая продолжительность pronunciation: If you want to know how to pronounce большая продолжительность in Russian (that is, how we say "Long duration" in Russian), you will find the audio pronunciation below.

Please listen to the proper pronunciation and remember how to say it. We hope this will help you to master your Russian language.

Here is the Russian pronunciation of the word большая продолжительность:
Russian, female
Russian, male
In addition to the audio pronunciation, there is also Russian transliteration available:

[bol'shaya prodolzhitel'nost']