dyestuffs

常见例句

• The dyestuffs used for color batiks are all from the natural plant.
  彩色蜡染用的染料，全部采用大自然的各种植物作原料。
• The key value that the natural dyestuffs employ is its security and biomedicine.
  天然染料应用的核心价值是它的安全性和生物医学性。
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