upper surface

ریشه

From Middle English 'upper', from Old English 'uppere' (higher, upper) + Middle English 'surface', from Old French 'surface' (outermost boundary, outermost surface).

مثال

• The upper surface of the table was smooth.
• He painted the upper surface of the wall.
• The upper surface of the leaf is dark green.

ترکیب‌های رایج

Smooth upper surface Flat upper surface Upper surface area