1. The otoliths in a fish's inner ear help it maintain balance.
鱼类内耳中的耳石有助于它保持平衡。

2. Scientists study the growth rings on otoliths to determine a fish's age.
科学家研究耳石上的生长环来确定鱼的年龄。

3. The otoliths of some species of fish are used in traditional medicine.
一些鱼类的耳石被用于传统药物。

4. Damage to the otoliths can cause a fish to swim erratically.
耳石受损会导致鱼类游动不稳。

5. The shape and size of otoliths vary between different fish species.
不同鱼类的耳石形状和大小各不相同。

6. Otoliths play a crucial role in the auditory system of fish.
耳石在鱼类的听觉系统中起着至关重要的作用。