UC知道哪位好心人,帮我翻译一下这句.
来源：百度知道 编辑：UC知道 时间：2024/05/24 22:37:06
1、鱼鳍有保持鱼体平衡的作用
2、鱼鳍是鱼用来防御敌害的
3、鱼鳍是鱼招引注目的“美丽外衣”
4、尾鳍是鱼前进的“动力装置”
5、尾鳍有决定运动方向
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背鳍和臀鳍： 垂直波动，维持鱼体直立
尾鳍：左右摆动，推动鱼体前进
胸鳍：当尾鳍不运动时，胸鳍向鱼体两侧张开，作前后摆动时，鱼体前进；一侧胸鳍摆动时鱼体向不动的一侧转弯
腹鳍：摆动范围不大，向两侧略展，保持鱼体稳定
For most fishs, the fish fin is in the function in the swimming
1, the fish fin has already kept a fish body the function of the balance
2, the fish fin is a fish to use to defendoof what enemy harm
3, the fish fin is "beautiful jacket" that the fish recruits to lead attention
4, the tail fin is "the motive equip" that the fish goes forward
5, the tail fin has already decided the direction of exercising
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Dorsal fin and anal fin:Perpendicular motion, maintain a fish body erection
Tail fin:Or so swing, the push fish body goes forward
Pectoral fin:When the tail fin doesn't exercise, the pectoral fin opens toward the fish body two sides, making to swing in front and back, the fish body goes forward;When a side pectoral fin swung fish body to immovable of a side made a turn
Pelvic fin:Swing scope not and greatly, to two sides slightly exhibition, keep a fish body a st