sienna
noun /siˈenə/
/siˈenə/
[uncountable]- a type of dark yellow or red clay used for giving colour to paints, etc.; a dark yellow or red colour
（富铁）黄土，褐土（用作颜料） - Burnt sienna, with its rich luminous red, makes an ideal colour for adding warmth to natural brick.
燃烧的锡耶纳，以其丰富的明亮红色，成为给天然砖增加温暖的理想颜色。
词源late 18th cent.: from Italian (terra di) Sienna ‘(earth of) Siena’. - Burnt sienna, with its rich luminous red, makes an ideal colour for adding warmth to natural brick.