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perimeter

英 [pə'rɪmɪtə] 美[pə'rɪmɪtɚ]

英英释义实用场景例句

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