English translation for "natural energy cycle"

自然能量循环
自然能循环

Similar Words：

"natural endowments; gift" English translation, "natural enemies of insects" English translation, "natural enemy" English translation, "natural enemy insect" English translation, "natural energy" English translation, "natural energy density" English translation, "natural energy source" English translation, "natural english" English translation, "natural enviroment" English translation, "natural environment" English translation