inert pigment

例句：

1. 1. The artist used a variety of inert pigments to create the painting.
   艺术家使用多种惰性颜料创作了这幅画。
2. 2.The inert pigments are difficult to remove from skin.
   这些惰性颜料很难从皮肤上去除。
3. 3. The inert pigments in the paint have been tested for safety.
   这种油漆中的惰性颜料已经经过安全测试。