[詞典] brazilwood; logwood; hematoxylon; Sappanwood; sapanwood;
[例句]並且漂白後頭發對蘇木素的吸附過程是吸熱的，吸附過程是自發進行的。
And after bleaching the hair on hematoxylin adsorption process is endothermic, the adsorption process is spontaneous.