Perimeter
[pə'rɪmɪtə] or [pə'rɪmɪtɚ]
解释:
(n.) The outer boundary of a body or figure, or the sum of all the sides.
(n.) An instrument for determining the extent and shape of the field of vision.
卡里校对
解释:
n. (geom.) the circuit or boundary of any plane figure or the sum of all its sides: an instrument for measuring the area over which a person can see distinctly.—adjs. Perimet′ric -al pertaining to the perimeter.—n. Perim′etry the act of making perimetrical measurements.
格拉迪斯校对