primal
adjective [ before noun ] uk/ˈpraɪ.məl/ us/ˈpraɪ.məl/
最初的，原始的
relating to the time when human life on earth began
The universe evolved from a densely packed primal inferno. 宇宙是从原始的炽热混沌状态演变而来的。
formal基本的，根本的；原始的
basic and relating to an early stage of development
a primal urge to connect with nature 与自然相通的原始冲动
primal fears 本能的恐惧