求翻译：每天早晚刷牙，并适当延长漱刷时间，疗效更佳。长期使用，有益健康。此牙膏得到纽约市医学会、市防疫站和有关医院2239人的临床验证，总有效率为99.69%是什么意思？

Daily morning and evening, brush your teeth, and an appropriate extension of the rinse brushes, better efficacy. Long-term use and health. The clinical validation of this toothpaste, 2239, New York City Medical Association, Shifangyizhan and the hospital concerned people, the total effective rate of

Each day, morning and evening, brushing and appropriate extension brush time, drugs with better transportation. Healthy long-term use. This toothpaste is the city of New York City Medical Association, 2239 immunization station and the Hospital's Clinical certification, and overall efficiency of 99.6

Every day sooner or later will clean the teeth, and the suitable extension will rinse brushes the time, the curative effect is better.Long-term use, beneficial health.This toothpaste obtains the New York medical society, the city epidemic-prevention station and the related hospital 2239 human of cli

Every morning and brush their teeth, and extend gurgling brushing time, the curative effect is better. Long-term use, good for your health. The toothpaste get medical association of New York City, urban epidemic prevention station and the hospital clinical validation of 2,239 people, total effective

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