zhì / néng / shè / jì / lǐ / lùn / rèn / wéi / shēng / mìng / de / fù / zá / xìng / bú / shì / ǒu / rán / xíng / chéng / de智能设计理论认为,生命的复杂性不是偶然形成的。Intelligent design theory holds that the complexity of life did not arise by chance.