reasonless

Don't be sorry for the reasonless fault.

不要为这莫名其妙的过错感到抱歉.

...the reasonless assumption that one's dreams and desires were realizable.

认为人的梦想和欲望可以实现的毫无根据的假设

Reasonless economic activities of human beings, such as estrepement, overgrazing, denudation, misuse and gouging, trigger and accelerate land desertification, which are only the exterior causes of land desertification.

人类不合理经济活动，如滥垦、滥牧、滥采、滥伐、滥用等触发并加速了土地荒漠化的进程，但作者认为这只是制约土地荒漠化的外在机制。

However, a series of ecologically maladjusted problems emerged because of the massive lop and reasonless utilization of vegetation in recent decades.

但几十年来，该地区植被的大量砍伐和土地的不合理利用引起了一系列生态恶化问题。