A good spotter, well versed in these techniques, can give you the confidence to pull that dicey upside-down move, big dyno, or airy, highball topout.是什么意思_A good spotter, well versed in these techniques, can give you the confidence to pull that dicey upside-down move, big dyno, or airy, highball topout.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句