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perimeter

英 [pə'rɪmɪtə]美[pə'rɪmɪtɚ]
  • n. 周长;周界;[眼科] 视野计

英英释意


1. the boundary line or the area immediately inside the boundary
2. a line enclosing a plane areas
3. the size of something as given by the distance around it
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