| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024pe•rim•e•ter /pəˈrɪmɪtɚ/USA pronunciation n. [countable]- Mathematicsthe border of a two-dimensional figure:the perimeter of a square.
- Mathematicsthe length of such a boundary:The perimeter is 20 inches.
See -meter-. WordReference Random House Unabridged Dictionary of American English © 2024pe•rim•e•ter (pə rim′i tər),USA pronunciation n. - Mathematicsthe border or outer boundary of a two-dimensional figure.
- Mathematicsthe length of such a boundary.
- a line bounding or marking off an area.
- the outermost limits.
- Militarya fortified boundary that protects a troop position.
- Ophthalmologyan instrument for determining the peripheral field of vision.
- Greek perímetron (neuter). See peri-, -meter
- Latin perimetros (feminine)
- French périmètre
- 1585–95;
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