implacability

The security market of China has shown its implacability in effective allocation of resources and advancement of socialist market economy.

我国的证券市场在有效配置社会资源、推动社会主义市场经济进程等方面，已经显示出不可替代的重要作用。

Wendigo has taught his tribe the power that lies in harnessing the ice storm, its strength and implacability.

教给他的部族冰暴中蕴涵的力量，那种力度和无情。