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单词 Hydra
释义
Hy·dra (hīdrə)
n.
1. Greek Mythology The many-headed monster that was slain by Hercules.
2. Astronomy A satellite of Pluto.
3. A constellation in the equatorial region of the southern sky near Cancer, Libra, and Centaurus. Also called Snake2.
4. A persistent or multifaceted problem that cannot be eradicated by a single effort.

[Middle English Idra, from Latin Hydra, fromGreekHudrā, Hydra, a water serpent; see wed-1 in the Appendix of Indo-European roots.]
Hydra
detail of a late 6th-century BC black-figure amphora depicting Hercules slaying the Hydra of Lerna
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更新时间:2025/1/22 3:56:24