尝试着完全将注意力集中在刷牙的动作上，关注牙刷每一次清刷牙齿的过程，感觉牙刷从牙齿的一段移动到另一端。

Try fully concentrating on the action of brushing, on each stroke of each tooth, going from one side of the mouth to the other.

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采用SQG系列清管机消除一段分解加热器列管中垢层，收到了意想不到的效果，具有显著的经济效益和社会效益。

The use of series SQG tube cleaners for the removal of scale in tube array of heater for first stage decomposition gives unexpected results, with remarkable economic and social benefits.

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离心筛式道碴清筛机上，离心筛的圆弧段是重要的筛分区段。

For a centrifugal ballast cleaning machine, the circle section of a centrifugal sieve is an important settling area.

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Similarity predicts the success of a marriage and through a phenomena people aren't exactly sure about, couples become more and more similar over the course of a relationship.

相似性能预测到一段婚姻是否会成功,人们也解释不清这个现象，相处久了，夫妻之间就有了夫妻相。

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