“boy preferenc”的概念、定义、翻译、参考文献-科学参考

单词	boy preferenc
释义	boy preferenc Encyclopedia 法学男孩偏好释 boy preferenc男孩偏好夫妇生育意愿和生育行为中表现出的对男孩的倾向性。
随便看	negative semi definite matrix negative semi-definite matrix negative semi-definite operator negative semi definite quadratic form negative semi-definite quadratic form negative semi-definte quadratic form negative semi-orbit negative semi-trough negative sense single-stranded RNA virus negative sequence negative sequence current carrying capability negative side negative sign negative skewness negative skin friction of piles negative spinor negative stable matrix negative staining negative strand negative stress negative subspace negative supercoiling negative surface energy negative system of roots negative temperature

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