人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用，推荐阅读新收录的资料获取更多信息
I have no 1-2-3 experience going into this. I always thought "1-2-3" referred to its relationship to numbers. "1, 2, 3. Row numbers. Numbers in a spreadsheet. Mathy number stuff. I get it." I honestly had no idea "1-2-3" indicated something more.，更多细节参见新收录的资料
Therefore marriage penalties or advantages may add up or cancel each other depending on each specific situation.
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