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supersonic
英/sˈuːpəsˈɒnɪk/
美/ˌsupɝˈsɑnɪk/
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01adj.
超声波的
(of speed) greater than the speed of sound in a given medium (especially air)
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当前浏览器暂不支持朗读。
(of speed) greater than the speed of sound in a given medium (especially air)