gallein

n. [化] 因 (用作染料或指示剂)

词形变化

galleins 复数 galleins

释义与例句

n.
  1. 1.

    A red crystalline dyestuff obtained by heating pyrogallol and phthalic acid together.

    可数 不可数 化学

词源

From pyrogallol and phthalein.

来源：wiktionary