1.【动】刺海胆
2.【建】拇指圆饰
1.a rounded moulding beneath the flat upper part of a Doric or Tuscan column
1.He allowed these "enucleated" eggs to be fertilized by sperm from sea urchins of the genus Echinus.
他让这些“无核”的卵跟海胆属的海胆的精子受精。
2.A sea urchin of the genus Echinus.
海胆一种海胆属的海胆