释义 |
充要条件如果有事物情况A,则必然有事物情况B;如果没有事物情况A,则必然没有事物情况B,A就是B的充分必要条件necessary and sufficient condition 物质追求在不断挤压爱情空间,甚至上升为婚姻的充要条件。 The pursuit of material things continuously impacts on love, even rising to become a necessary and sufficient condition for marriage.
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