noun 下载 🔗分享 一氧化铅,黄丹。 Lead monoxide, PbO, obtained as a yellow amorphous powder, the fused and crystalline form of which is called litharge; lead ocher. It is used as a pigment; also, lead oxide yellow, as opposed to red lead, which is lead tetroxide Pb3O4. Examples : "The artist preferred using massicot over other yellows because its subtle, earthy tone was perfect for painting the sun in his landscape. " 这位艺术家喜欢用黄丹,而不是其他黄色颜料,因为它那微妙而朴实的大地色调非常适合用来描绘他风景画中的太阳。 substance material chemistry compound mineral science color 与AI对话词汇游戏阅读练习