aquiferous system

短语

词形变化

aquiferous systems 复数 aquiferous systems

释义与例句

n.
  1. 1.

    The system of connected water channels that is unique to sponges (Porifera).

    生物 动物学
  2. 2.

    The hydrostatic skeleton of certain marine gastropods.

    过时 生物 动物学
  3. 3.

    The water vascular system of echinoderms.

    废旧 生物 动物学