الواصلة
lev·el sur·faceالتركية النطق
levıl sırfısالنطق
/ˈlevəl ˈsərfəs/ /ˈlɛvəl ˈsɜrfəs/
علم أصول الكلمات
[ 'le-v&l ] (noun.) 14th century. Middle English, plumb line, from Middle French livel, from Vulgar Latin libellum, alteration of Latin libella, from diminutive of libra weight, balance.