Love for and from friends will come and go, but love for and from family is a true constant.

从朋友处得到的爱瞬时即去，但是从家庭中得到的爱是永恒的。

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This method is called true constant component fixed method (TCF method).

笔者将该方法称为真恒量组份定值法(TCF法)。

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This method is called true constant component fixed method (TCF method).

笔者将该方法称为真恒量组份定值法(TCF法)。

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