Focus on the pronunciation of surface
English definition of “surface”
/ˈsɜr·fəs/ n [C]
› the outer or top part or layer of something: the earth’s surface a rough/smooth surface Try to find a level surface on the ground where you can spread out your sleeping bags. There was very little wind, and the surface of the water was calm. › mathematics A surface is also a flat shape or area. › The surface can also be what is obvious about a person or situation rather than truer or more important facts that are hidden or hard to see: But the fear that lurks just below the surface emerges quickly in talks with villagers. That may seem absurd on the surface, but in a few years it will seem like wisdom.