向后跳跃 meaning in English
mpskipreverse
Examples
- After molting three times , the zoea enter the mysis stage during which they begin to look more like adult shrimp and swim in a characteristic fashion with head and tail pointed downwards at right angles and occasionally performing a sudden retrograde jumping action . this is known as the inversion state , the fry being suspended upside - down in the upper middle region of the pond water . this is , therefore , also called the " inverted suspension phase "
眼幼虫脱第三次即进入糠虾期幼虫期mysis stage ，此期之体形已略成虾之状态，且具特有之游泳姿态，即头部及尾部均向下，成一直角弯曲而时作向后跳跃游动，又因成倒立状态，悬浮于水中的中上层，又叫倒吊期，此期幼虫对外界的环境因素，如水温盐分等变化，比前两期来得更具适应力，主要饵料为丰年虾brine shrimp的幼虫，但其他大小略同的动物性浮游生物，如桡脚类copepoda轮虫类rotifera均可。