penna是什么意思 penna的读音、翻译、用法

1. Etymology: "Penna" is a Latin word that means "feather" or "pen." In modern English, it can refer to a writing instrument or a part of a bird's anatomy.

2. Abbreviation: "Penna" can also be an abbreviation for various terms, including:

- Pennsylvania (a state in the United States)

- Pen name (a pseudonym used by an author)

- Penny (a unit of currency or a small coin)

3. Medical terminology: "Penna" can be a prefix or suffix in medical terminology, indicating something related to the feather-like shape of certain body parts. For instance, "pennate muscle" denotes a muscle with fibers arranged in a feather-like pattern.

Examples:

1. Etymology:

- She used a penna to write her diary every day.

- The eagle's penna glimmered in the sunlight.

2. Abbreviation:

- I'm from Penna. Have you ever been to Pittsburgh?

- J.K. Rowling wrote "The Cuckoo's Calling" under the penna Robert Galbraith.

- Can you give me change for this five-dollar bill? I only need a few pennas.

3. Medical terminology:

- The pectoralis major is a large pennate muscle in the chest.

- The feather-like structure of the gills allows fish to exchange gases efficiently.

- The pennate ligament helps stabilize the ankle joint during movement.