1、The filefish is known for its ability to blend in with its surroundings, making it difficult to spot.
Filefish以其能够与周围环境融为一体的能力而闻名，使人们很难发现它们。
2、The filefish has a hard outer skin that acts as natural protection against predators.
Filefish具有坚硬的外皮，作为自然保护来防止其他捕食者的攻击。