1 sentence

1. 工匠们用这种天然矿物将白布涅成深黑色。

   gōng​jiàng men yòng zhè zhǒng tiān​rán kuàng​wù jiāng bái​bù niè chéng shēn hēi sè.

   The craftsmen used this natural mineral to dye the white cloth a deep black.

   Source: Dong Chinese Dictionary