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。
2
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。
3
While primary teeth will at one stage be replaced by the permanent teeth, they are very important for several reasons - including chewing and speech.