filefish的音標為[?fa?l?f??] ，基本翻譯為“長頜魚”，速記技巧為：長頜魚——file（文件）＋fish（魚）＝文件魚。

Filefish這個詞的詞源可以追溯到拉丁語“filum”或“filo”，意為線或細絲。在英語中，filefish這個詞被用來描述一種具有細長身體和尖銳牙齒的魚類，因此它被賦予了“細絲”的含義。

變化形式：

名詞形式：filefish

形容詞形式：filiform

相關單詞：

filet (n.)：魚肉片

filet knife (n.)：用于切割魚肉的刀具

fillet (n.)：魚肉條

filigree (n.)：細小的裝飾物，常用于形容魚類的鰭或鱗片

fin (n.)：魚鰭

scale (n.)：魚鱗

needlefish (n.)：針魚，一種細長的魚類

threadfish (n.)：線魚，一種具有細長身體和尖銳牙齒的魚類

filament (n.)：細絲，常用于描述生物學中的細胞纖維或光線等

fillet (v.)：將魚肉切成條狀

以上這些單詞都與filefish這個詞有直接或間接的聯系，它們在英語中廣泛使用，并被用來描述與魚類相關的各種事物。

常用短語：

1. filefish through the water

2. filefish in the ocean

3. filefish in a school

4. filefish for food

5. filefish underwater

6. filefish at the surface

7. filefish in a net

雙語句子：

1. The filefish swam through the water gracefully.

2. I caught a filefish in the ocean today.

3. They are always in a school of filefish.

4. The filefish is a good source of protein.

5. I saw the filefish underwater today.

6. The filefish is beautiful when it surfaces to breathe.

7. We caught a lot of filefish in the net today.

英文小作文：

Title: The Mystery of the Filefish

The filefish is a fascinating creature that captivates divers and snorkelers alike with its unique appearance and graceful swimming style. It is often found in schools, swimming together in a synchronized manner, creating a beautiful display of color and movement. The filefish is also known for its ability to change color to blend in with its surroundings, making it even more mysterious and alluring.

In the ocean, the filefish hunts for small shrimp and other small prey, using its keen sense of sight and agile swimming skills to catch its prey. It also uses its sharp teeth to slice through tough fish scales and other hard parts to obtain its food. The filefish is a versatile species that adapts to various environments and conditions, making it an essential part of the marine ecosystem.

The filefish is a symbol of the ocean"s beauty and diversity, and it serves as a reminder of the wonders that lie beneath the waves. Its graceful movements and captivating appearance make it a must-see species for anyone who enjoys exploring the ocean depths.