侧鳍 meaning in English

lateral fin

But a new study of zebrafish larvae concludes it ' s their poorly developed side fins and ineffective swim bladder that holds them back . they simply ca n ' t keep their bodies horizontal . the finding might apply to other species , researchers say
这项以斑马鱼幼仔为对象的研究显示，小鱼的游泳技巧之所以糟糕是因为它们发育尚不完善的侧鳍和鱼鳔所导致的，它们不能保持身体水平。
This kind of switch use the unilateral fin - line as the basic transmission line , the beam lead pin diode of alpha co . ltd is the control element , there is two diodes in each channel and they are welded in circuit in parallel connection
本课题主要研究的是毫米波鳍线pin管单刀双掷开关。该开关采用单侧鳍线作为基本传输线，控制器件选用alpha公司的梁式引线pin二极管，每路使用两只，采用并联形式焊接在电路中。