| 释义 |
three-square
I. \ˈ ̷ ̷| ̷ ̷\ adjective
Etymology: Middle English thre sqware having three equal sides, from three, thre three + sqware, square square
: having an equilateral triangular cross section — used especially of a file
II. \ˈ ̷ ̷ˌ ̷ ̷\ noun
1. also three-square rush [so called from the triangular stems] : any of various rushes of the genus Scirpus; especially : chairmaker's rush
2. : a three-square file |