Gift giving is a primitive human behavior-it binds us.

送礼是一种原始的人类行为，它使我们联系在一起。

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This feature promotes composition of advanced behavior using primitive operations.

这个特色允许通过元操作来组合一些高级行为。

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Primitive float type and wrapper class float have different comparison behavior.

基本浮点类型和包装类浮点有不同的比较行为。

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The only problem is that, while the behavior may now seem appropriate, whining will forever be a petty, unpleasant, primitive mode of expressing oneself.

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