water flea

英 [ˈwɔːtə(r) fliː]

美 [ˈwɔːtər fliː]

水蚤；鱼虫

医学

英英释义

noun

• minute freshwater crustacean having a round body enclosed in a transparent shell
  Synonym:daphnia
• minute free-swimming freshwater copepod having a large median eye and pear-shaped body and long antennae used in swimming
  Synonym:cyclops

双语例句

• The growth condition of? Polypedates megacephalus? Tadpoles were observed when fed respectively with algae, egg yolk, water flea and eel fodder.
  以藻类、蛋黄、水氵蚤和鳗鱼饵料为饵料饲喂斑腿泛树蛙蝌蚪，观察其生长情况。
• The larva is ingested by a water flea ( cyclops), where it develops and becomes infective in two weeks.
  幼虫通过水蚤（剑水蚤属）进入人体，在那里发育并在两周后具有感染性。
• The essay reported the testing method and results of toxicity research of the pesticide to a water flea, Daphnia Magna.
  本文报道了新杀菌剂叶青双对水蚤毒性的测定方法和结果。
• Observation of Internal Texture of Live Water Flea
  水蚤内部结构的活体观察