更换牙刷每三个月或在启动时寻找磨损。
Replace toothbrush every three months or when it starts to look worn.
更换牙刷每3个月。
定期更换牙刷。
通常，局部麻醉应用于比较小的手术，比如换牙或者缝合伤口。
Usually, local anesthesia is for minor procedures, like fixing a tooth or closing a wound.
她说王老师是这样回答的：“因为他们上一年级的时候正在换牙。”
Teacher Wang's reply: "Because in grade 1 their teeth are falling out, " she said.
专为年龄较大的儿童以及混合第一次换牙永久的牙，和带有缝隙的牙。
Package DetailsDesigned for older children with a mixture of first permanent teeth, and gaps.
专为年龄较大的儿童以及混合第一次换牙永久的牙，和带有缝隙的牙。
Package DetailsDesigned for older children with a mixture of first permanent teeth, and gaps.
应用推荐