trapezius
/trəˈpiːzɪəs/(亦作trapezius muscle)
noun
(pl. trapezii /-zɪaɪ/)
- Anatomy either of a pair of large triangular muscles extending over the back of the neck and shoulders and moving the head and shoulder blade【剖】斜方肌。
词源
early 18th cent.: from modern Latin， from Greek trapezion 'trapezium' (because of the shape formed by the muscles).