1. The fingerfish is a small fish with slender and elongated body, resembling the shape of a finger.
这种指鱼是一种体型纤细、延长的小鱼，形状类似于手指。

2. The fingerfish is known for its ability to blend in with its surroundings, making it difficult to spot.
指鱼以其与周围环境融为一体的能力而闻名，因此很难被发现。