| 牙科 |
enamel fissure (MichaelBurov); fissure (MichaelBurov); fault in the enamel surface of a tooth (MichaelBurov); fault in the enamel surface of a tooth caused by the imperfect joining of the enamel of the different lobes (Stedman; Steadman MichaelBurov) |
