网络乐木; 洋苏木; 苏木; 苏方木; 洋苏木树 双语例句 Very hard brown to brownish-red heartwood of a logwood tree; used in preparing a purplish red dye. 十分坚硬的洋苏木心材，棕色到红棕色，用于配制一种紫红色染料。 Dyeing of silk fabric with natural dyes...

发布时间：2025-08-23 浏览量：34