speedingup

英 [spiː'dɪɡʌp] 美 [spiː'dɪɡʌp]

释义
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- n. 增速(加快)
临近单词

speedcop speed speed of perception speed of ultrasound speed changing gear speed-measurement speed-droop ratio speed-change gear speed of sound wave speed closed-loop speed cutting steel speed control valve

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