形容词
中文翻译：环绕的
同义词：
['circumscribed', 'encircling']
例句：
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1.The circumferential length of the circuit is 50 meters.
电路的周长是50米。
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2. The circumferential speed of the train is 60 km/h.
火车的周速为60公里每小时。
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3.The circumferential stress is calculated based on the material properties and dimensions.
根据材料属性和尺寸计算周应力。