crayfish

英 [ˈkreɪfɪʃ]

美 [ˈkreɪfɪʃ]

n.  淡水螯虾; 海水大龙虾

复数：crayfishes　

BNC.33846 / COCA.23008

牛津词典

noun

• 淡水螯虾；海水大龙虾
  an animal like a small lobster , that lives in rivers and lakes and can be eaten, or one like a large lobster , that lives in the sea and can be eaten

柯林斯词典

• 淡水螯虾
  Acrayfishis a small shellfish with five pairs of legs which lives in rivers and streams. You can eat some types of crayfish.

英英释义

noun

• large edible marine crustacean having a spiny carapace but lacking the large pincers of true lobsters
  Synonym:spiny lobsterlangousterock lobstercrawfishsea crawfish
• small freshwater decapod crustacean that resembles a lobster
  Synonym:crawfishcrawdadcrawdaddy
• tiny lobster-like crustaceans usually boiled briefly
  Synonym:crawfishcrawdadecrevisse
• warm-water lobsters without claws
  Synonym:spiny lobsterlangousterock lobster

双语例句

• They can go it alone, jig for crayfish, and swing from ropes along the bank.
  他们可以独自去小溪，在水中活蹦乱跳地捉小虾，在岸边系上绳子荡秋千。
• Small crayfish of Europe and Asia and western North America.
  产于欧洲、亚洲和美洲西部的小螯虾。
• The tests also indicated that environmental factors, such as temperature, light density, directly affected development and maturation of crayfish with the change of carapace coloration.
  同时，温度和光照直接影响克氏原螯虾的成熟发育，使其体色发生相应的变化。
• Large bodies of water will be occupied not only by frogs but larger aquatic animals such as Long-necked Tortoises and Freshwater Yabbies or Crayfish.
  水的大身体将被青蛙但是更大的水动物占据例如不仅长-压缩的龟和淡水小螫虾或喇蛄。
• But in Scottish streams and lochs, these creatures are intruders. American crayfish may be destroying the catch.
  然而在苏格兰，这种生物却是入侵者，美国小龙虾可能会毁掉苏格兰的生态。
• The North American signal crayfish, which had been introduced to English waters decades ago and spread steadily north, were taking over.
  北美标志性的小龙虾是在数十年前被引入英国境内，并且向北蔓延最后占据了水域。
• Clinical signs of bacteremia in freshwater crayfish are non-specific and typically are limited to increasing apathy and paralysis immediately prior to death.
  临床上淡水螯虾的菌血症是非特异性的和典型精神呆滞和瘫痪并立刻死亡。
• Preliminary Study on the Antibacterial Mechanism of Chitosan from Red Swamp Crayfish
  克氏螯虾壳聚糖抗菌机制的初步研究
• The crayfish is one of the major freshwater shrimp in China.
  克氏原螯虾，是我国主要的淡水虾之一。
• To this end, it is very necessary to in-depth study of Qianjiang City crayfish industry.
  为此，有必要对潜江市小龙虾产业的发展进行深入的研究。