名词
中文翻译：尾鳍
同义词：
['tail fins', 'caudal fin']
例句：
-
1. The fish swims gracefully with its long tail fins.
这条鱼游动时，长尾巴的鳍显得非常优雅。
-
2. The dolphin has a unique tail fin that helps it navigate through the water.
海豚拥有独特的尾巴鳍，帮助它在水中导航。
-
3. The shark has sharp, pointed tail fins that help it move quickly and efficiently.
鲨鱼拥有尖锐、尖利的尾巴鳍，帮助它快速而有效地移动。