sternocleidomastoid
 胸鎖乳突的; 胸鎖乳突肌


 ster·no·clei·do·mas·toid /ˌstɝnoˌklaɪdəˈmæsˌtɔɪd/ 名詞
 胸鎖乳突的


 sternocleidomastoid
      n : one of two thick muscles running from the sternum and
          clavicle to the mastoid and occipital bone; turns head
          obliquely to the opposite side; when acting together they
          flex the neck and extend the head [syn: {sternocleidomastoid
          muscle, sternocleido mastoideus, {musculus
          sternocleidomastoideus]