How did such an involved developmental process come to be?

这样一个复杂的发展过程是如何形成的？

Still, plenty of species get along perfectly well with a simpler developmental process.

尽管如此，许多物种在更简单的发育过程中相处得很好。

I think you're looking at the evolutionary process through this developmental process.

DIAL：我认为你正在通过这个发展过程来看待进化过程。

" So they're regular animals that have gone through different developmental processes that would end up building a body, that is not what you expect."

“它们是经历不同发育过程的普通动物，只不过最终形成的身体外形不是大家预期的样子。”

" Children around the ages of 2 to 3 years old naturally cry and act out as part of their developmental process, " Guo said, adding that such behavior is entirely normal at that stage of their psychological and physiological growth.

“2到3岁的孩子哭泣和表露情绪，是他们这个年龄段的发展特征。” 她还表示，这种行为在他们的生理和心理成长阶段是完全正常的。