棘皮动物 jí pí dòng wù

DEFINITIONS

  1. echinoderm, the phylum containing sea urchins, sea cucumbers etc

CHARACTERS

棘 jí jujube tree; thorns, brambles
皮 pí skin, hide, fur, feather; outer
动 dòng move, happen; movement, action
物 wù thing, substance, creature