Dual Speed Selection lets you choose between 2 vibrating speeds for your different needs. The Low Speed vibration gives a gentle massage while the high speed vibration gives the extra oomph.是什么意思_Dual Speed Selection lets you choose between 2 vibrating speeds for your different needs. The Low Speed vibration gives a gentle massage while the high speed vibration gives the extra oomph.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句