英语词汇“dance up and down”的读音、翻译、释义、用法及例句-智慧网

词汇	dance up and down
释义	dance up and downdance up and down1.■跳动, 晃动The arrow on the computer screen danced up and down in front of my eyes.计算机屏幕上的箭头在我眼前晃来晃去。
随便看	focus crank focus current focus current correction focus current REG focus current regulator focus drum focused focused beam focused condition focused conditions focused Gaussian laser beam focused jet amplifier focused reflector focused spot diameter focused transducer focus electrode potential focuser focus-film distance focus for infinity focus gambling focus glass focus grill focus group focus group interview focus handle

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