upper surface meaning
UK /ˈʌpə ˈsɜːfɪs/ US /ˈʌpɚ ˈsɝfəs/ 4 syllables
upper surface (noun): the side that is uppermost.
Definition of upper surface
How to pronounce upper surface
upper surface is pronounced /ˈʌpə ˈsɜːfɪs/ in British English and /ˈʌpɚ ˈsɝfəs/ in American English. It has 4 syllables.
More about upper surface on Wikipedia.