diphosgene

n. [化]双光气(作战用之毒气)

释义与例句

n.
  1. 1.

    The highly chlorinated ester trichloromethyl chloroformate that is used in organic synthesis, and was once used as a military poison

    不可数 化学

词源

From di- + phosgene.

来源：wiktionary