When brushing your teeth or taking a shower, only let the water run during the rinse stage: turn off the water when brushing your teeth and shampooing.

刷牙或洗澡的时候，只有在冲洗的时候才让水流着：当在刷牙和洗头的时候关掉水龙头。

youdao

While primary teeth will at one stage be replaced by the permanent teeth, they are very important for several reasons including chewing and speech.

而乳牙会在某一阶段改为由恒牙，他们是很重要的原因有几个，包括咀嚼和讲话。

youdao

While primary teeth will at one stage be replaced by the permanent teeth, they are very important for several reasons - including chewing and speech.

虽然乳牙会在某一阶段全部更换为恒牙，他们是非常重要的几个原因，包括槟榔、讲话。

youdao

Left untreated, what's termed "early dental caries" -- the first stage of tooth decay -- can destroy tiny teeth and lead to infection, pain, and lifelong consequences.

CNN: Baby's teeth: What you should know

Egypt - under native Hassan Shehata - have also shown recently that coaches who cut their managerial teeth domestically can deliver success on the international stage.

CNN: Is Le Guen the best man for Cameroon?

Danny Kinahan said the Marine Bill, which was at its second stage, did not "have a lot of power, or the necessary teeth".

BBC: Marine Bill