Quote Originally Posted by Anixx View Post
I doubt. This word is pronounced with clear "z" in Russian. I cannot imagine a reasoning that can make a Russian to pronounce it with "s".
Russians pronounced it with "з" not "z", try to say зибра an you'll notice that "з" sound transforms to "сз"

Quote Originally Posted by Anixx View Post
Is not it pronounced as "yu" in some words in English like in "fusion"?
fusion - ['fjuːʒ(ə)n] with heavy Russian accent could become foosion ['fuːʒ(ə)n]