"Sexual taboos" is a mark of human nature by changing the culture of sexual instinct.
“性禁忌”的出现，标志着人类由性本能向性文化的转变。
权威例句
1.
It is particularly associated with a dependence upon sexual activity, our most basic animal instinct, hence the reduction in the sex-drive and a return to a childlike, innocent self-awareness during recuperative states.
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2.
And still to come, if it ever gets produced, is Sacred Cows, with a script by the unblushing Joe Eszterhas, writer of Basic Instinct and Showgirls, about a President caught in sexual congress with a cow.