sulcus
演变路径（由近及远）
- 英语
- 借自 ←拉丁语 sulcus “a furrow made by a plow”
词源说明
Borrowed from Latin sulcus (“a furrow made by a plow”). Doublet of sullow ("plough").
释义（英文）
名词 Noun
- (anatomy) A furrow or groove in an organ or a tissue, especially that marking the convolutions of the surface of the brain.
- (planetology) A region of subparallel grooves or ditches formed by a geological process.