tentacular canal

例句：

1. 1. The researcher found that the tentacle canal was filled with a fluid that could be used for communication.
   研究者发现触手管里充满了一种可以用于通讯的液体。
2. 2. The scientist discovered a new species of octopus that had a unique tentacle canal system.
   科学家发现了一种拥有独特触手管系统的新种类章鱼。
3. 3. The octopus's tentacle canal is essential for its survival and hunting strategies.
   章鱼的触手管对其生存和捕猎策略至关重要。