扁鲨

例句：

1. 1. The shark is a dangerous creature that swims at high speeds.
   鲨鱼是一种危险的生物，以高速游动。
2. 2. Sharks are known for their unique patterns on their bodies.
   鲨鱼以其独特的身体图案而闻名。
3. 3. Sharks are often used in fisheries to catch other fish.
   鲨鱼常被用于渔业中捕捞其他鱼类。