hydra
noun [ C ] uk/ˈhaɪ.drə/ us/ˈhaɪ.drə/
（古希腊神话中头被斩去后会复生的）多头蛇
in ancient Greek stories, a creature with many heads that grew again when cut off
难以根除的棘手问题
a difficult problem that keeps returning
| 单词 | hydra |
| 释义 | hydra noun [ C ] uk/ˈhaɪ.drə/ us/ˈhaɪ.drə/ （古希腊神话中头被斩去后会复生的）多头蛇 in ancient Greek stories, a creature with many heads that grew again when cut off 难以根除的棘手问题 a difficult problem that keeps returning |
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