| 单词 | heart urchin |
| 释义 | heart urchin (once / 11819311 pages) n WORD FAMILY heart urchin n sea urchin having a heart-shaped body in a rigid spiny shell Hyper sea urchin shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells |
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英语词典包含147318条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。