Seventy per cent humidity is ideal for vocal cords.
百分之七十的湿度对声带来说是理想的。
-- Bjork Guomundsdottir 比约克·郭蒙多蒂
Seventy per cent humidity is ideal for vocal cords.
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Seventy per cent humidity is ideal for vocal cords.
百分之七十的湿度对声带来说是理想的。
-- Bjork Guomundsdottir 比约克·郭蒙多蒂
