ruga

IPA/ˈruː.ɡə/
IPA/ˈruː.ɡə/

ruga — 名詞

  • rugasingular
  • rugasplural

1. a raised fold or ridge on the inner surface of a body organ or cavity — such as

1.名詞C2
釋義

皺襞

器官內壁的隆起褶皺

a raised fold or ridge on the inner surface of a body organ or cavity — such as the lining of the stomach, the roof of the mouth, or the walls of the vagina — that lets the tissue stretch or expand when needed.

例句

The surgeon pointed to the gastric rugae, explaining that they flatten out as the stomach fills with food.

外科醫師指向胃皺襞，解釋說當胃中充滿食物時它們會變平。

plural form: rugae; collocation: gastric rugae

Dr. Okafor asked the medical students to identify the palatal rugae behind the upper front teeth.

Okafor 醫師要求醫學生們辨認上排門齒後方的顎皺襞。

collocation: palatal rugae

同義詞
  • fold

    general everyday term; lacks the precision needed in anatomy

  • plica

    Latin anatomical term for a fold, used for specific structures (e.g. plica semilunaris of the eye)

文法句型

the [adjective] rugae of the [body part]

ruga in the [organ]

用法筆記

In medical texts the plural 'rugae' (pronounced /ˈruːdʒiː/) is far more common than the singular 'ruga'. When speaking of the structure in general, anatomists nearly always use the plural form.

常見錯誤

❌The doctor examined the ruga in the stomach lining.
✅The doctor examined the rugae in the stomach lining.
💡Even when speaking generally of this structure, medical English prefers the Latin plural 'rugae'.