nauplius
基本解释
- n.甲殼類動物的幼蟲形式之一；無節幼躰
英汉例句
- With the forming of the antennula, the egg nauplius stage is identified.
在小觸角原基産生後，胚胎發育 進入卵內無節幼躰期。 - Nauplius, protozoea and zoea can be further divided into 4, 3 and 2 substages, respectively.
各期又可分成無節幼躰四期、蚤狀幼躰三期及糠蝦二期。 - Larval stages could be divided into four stages: nauplius, protozea, zoea and postlarva.
幼躰的發育可分成四期:無節幼躰、蚤狀幼躰、糠蝦及仔蝦。 - When it was 13 days old,the bait would changed to nauplius of Artemia and baby-size Cladocera、Copepoda.
13日齡後的仔魚開始陸續投喂鹵蟲無節幼躰和小型的枝角類、橈足類等。 - In the course of development, the invagination of stomodeum occurs earlier than that of proctodeum at the third and the sixth nauplius stages respectively.
在發育過程中,口凹是在第三期無節幼蟲時內陷形成,而原肛是在第六期無節幼蟲時內陷形成的,所以口凹的發生早於原肛的發生。