Printing ink was also invented in China.

油墨也是在中国发明的。

youdao

Uses: Coat, piant, silica rubber, plastic, resin product packing, tooth used material, binder, detergent, printing ink, pigment, precise china, tire, rubber, fireproof material.

产品用途：涂料、漆、胶、程塑料、橡胶、瓷、用材料、合剂、墨、料、火、磨材料等。

youdao

Uses: Coat, piant, silica rubber, plastic, resin product packing, tooth used material, binder, detergent, printing ink, pigment, precise china, tire, rubber, fireproof material.

产品用途：涂料、漆、胶、程塑料、橡胶、瓷、用材料、合剂、墨、料、火、磨材料等。

youdao