有溝的,有槽的
Sulcate \Sul"cate\, Sulcated \Sul"ca*ted\, a. [L. sulcatus, p. p. of sulcare to furrow, fr. sulcus a furrow.] Scored with deep and regular furrows; furrowed or grooved; as, a sulcated stem.
sulcate
adj : having deep narrow furrows or grooves