they are hard to clean and more likely to get cavities 译成汉语
问题描述:
they are hard to clean and more likely to get cavities 译成汉语
答
它们很难清理干净,很可能会变成蛀牙.
they are hard to clean and more likely to get cavities 译成汉语
它们很难清理干净,很可能会变成蛀牙.