hydra-

英 ['haɪdrə] 美 ['haɪdrə]

• 保湿用

英英释义

名词 hydra:

1. (Greek mythology) monster with nine heads; when struck off each head was replaced by two new ones

2. a long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer

3. trouble that cannot be overcome by a single effort because of its many aspects or its persistent and pervasive quality

4. small tubular solitary freshwater hydrozoan polyp