linea alba

短语

[医] 白线

释义与例句

n.
  1. 1.

    A fibrous structure that runs down the midline of the abdomen in humans and other vertebrates.

    医学
  2. 2.

    A horizontal streak on the inner surface of the cheek, typically associated with pressure, frictional irritation, or sucking trauma from the facial surfaces of the teeth.

    医学

词源

Borrowed from Latin linea alba (“white line”).

来源：wiktionary