From Wiktionary, the free dictionary
ātshùi
- (Patsho) surface.
Khing nü khiam nü tshui le juapje- Boat floats on the surface of the water.
Aina nü atshui nü tülingling kü je.- The surface of the glass is smooth.
Cham nü noikhing nü tshui le lü teuva.- Keep the book on the table.