单词 perimeter 释义 perimeter|prmt(r)|[ad. L. perimetros, a. Gr. circumference, f. around + measure: cf. It. perimetro (Florio 1611), F. primtre (1541 in Hatz.-Darm.).]1. a. The continuous line or lines forming the boundary of a closed geometrical fig...
单词 perimeter 释义 perimeter n 1 (length of the) outer edge of a closed geometric shape 周; 周边; 边缘; 周长. 2 boundary of an area 周围的界限 Guards patrolled the perimeter of the airfield. 卫兵沿机场四周巡逻. [attrib 作定语] the perimeter fence 周围的...