To estimate the clinical effect of the dentifrice with xylitol in control of plaque.
评价木糖醇牙膏在抑制菌斑生成的临床效果。
To estimate the clinical effect of the dentifrice with xylitol in control of plaque.
评价木糖醇牙膏在抑制菌斑生成的临床效果。
He was in control of the car.
他负

小汽车。
声明:以
例句、词性分类

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