stria
/ˈstraɪə/noun
(pl. striae /-iː/)
1- technical a linear mark, slight ridge, or groove on a surface, often one of a number of similar parallel features〈技〉条纹; 凸隆线条; 槽, 沟。
1.1
- Anatomy any of a number of longitudinal collections of nerve fibres in the brain【剖】（脑内纵行聚集的神经纤维）纹。
词源
late 17th cent. (as a scientific term)： from Latin, literally 'furrow'.