水螅 (shuǐ xī) — hydra (freshwater polyp of genus Hydra)

Définition

Exemples

• 科学家用水螅研究再生能力。
  Kē xué jiā yòng shuǐ xī yán jiū zài shēng néng lì.
  Scientists use hydras to study regenerative ability.
• 水螅是一种很小的水生动物。
  shuǐ xī Shì yì zhǒng hěn xiǎo de shuǐ shēng dòng wù.
  The hydra is a very small aquatic animal.
• 在池塘里可以找到水螅。
  Zài chí táng lǐ kě yǐ zhǎo dào shuǐ xī.
  You can find hydras in ponds.