砷制剂 shēnzhìjì arsenic preparation Definitions Defs Origin Strokes Stroke Words Sentences Sents 砷 shēn noun arsenic (bound form) arsenic; a poisonous chemical element with the symbol As制剂 製劑 zhìjì preparation a chemical or pharmaceutical substance that has been processed into a specific form, such as pills, liquids, ointments, or vaccines
