they radiate heat, they're very expensive to keep alive and unlike robotic missions, they have a natural desire to come back, so that anything involving human beings is enormously expensive.
他们辐射热量,需要高昂的代价来保障生命,不像机器人,他们还需要返回地球,因此只要涉及到人类,花费必然不菲。
being accepted by others is a natural desire for most people.
得到他人接纳是一个许多人的自然愿望。
you have a natural desire and ability to turn yourself into an eminently desirable partner for almost anyone you meet.
你非常愿意并且能够成为令几乎任何人都感到称心如意的伴侣。
when a group or a nation thinks about another group or nation, there doesn’t seem to be much natural sympathy, natural mimicry or a natural desire for attachment.
在一个群体或一个国家看待另一个群体或国家时,他们似乎没表现出什么天生的同感,模仿或者是相互喜爱的渴望。
it is a natural desire that if a person works his whole life and gathers property, land, or creates a kingdom, it should go to his children.
当一个人工作了一辈子,累积了财产、土地,或是创造了个王国,他想要传承给他自己的孩子,这是很自然的欲望啊。