所有这些海洋原始动物都有生长得很完善的侧鳍。
Syrinxdidi: All of these primitive sea creatures had well developed lateral fins.
所有这些海洋原始动物都有生长得很完善的侧鳍。
All of these primitive sea creatures had well developed lateral fins.
一种小枪鱼（条纹四鳍旗鱼或箕作枪鱼），产于太平洋和印度洋，两侧有竖直条纹。
A small marlin (Tetrapturus audex or Makaira audex) of the Pacific and Indian oceans, marked with vertical stripes along the sides.
源区和漏区形成在鳍部内栅极的相对侧处。
A source region and a drain region are formed in the fin at the opposite sides of the gate electrode.
源区和漏区形成在鳍部内栅极的相对侧处。
A source region and a drain region are formed in the fin at the opposite sides of the gate electrode.
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