| 释义 |
Noun: hydra hIdru- Trouble that cannot be overcome by a single effort because of its many aspects or its persistent and pervasive quality
"we may be facing a hydra that defies any easy solution" - Small tubular solitary freshwater hydrozoan polyp
Noun: Hydra- (Greek mythology) monster with nine heads; when struck off each head was replaced by two new ones
"Hydra was slain by Hercules" - A long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer
- Snake
Derived forms: hydras Type of: constellation, hydroid, hydrozoan, mythical creature, mythical monster, problem, trouble Part of: genus Hydra Encyclopedia: Hydra, Algeria Hydra Hydra, Greece Hydra, The Revenge Hydra, Saronic Islands |