The scratchboard is made by placing white clay on a hard surface. Thick black ink is spread over the clay.

刮板画是把白粘土放在坚硬的表面制成的。厚厚的黑色墨水涂在粘土上。

Porcelain is a kind of pottery that is made from special white clay and painted with beautiful designs.

瓷器是一种用特殊的白粘土制成并绘有精美图案的陶器。