The purple pigment which is abstracted from the Althaea roseal is a harmless natural dyestuff.

  • 从蜀葵花瓣中提取的紫色素是一种安全无害的天然染料.

  • 互联网摘选 2025-01-17 07:26:27

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句