在8000米的高度，只有30%的氧气，人体只能处于这个高度仅几天，所以人类再往上爬是危险的。

At the height of 8,000 meters, there is only 30% O₂ and the human body can only stand this height for a few days, so it is dangerous for humans to climb higher.

youdao

很多人宣称自己是专家，但只有仅少数的人真正投入了数千小时的努力。

Many people claim to be experts, but only few invest thousands of hours of work to become one.

youdao

然而，人工任务组件是独特的，因为它们仅支持单个可能只有单个操作的接口。

However, human task components are unique because they support only a single interface that might have only a single operation.

youdao

So if that was all that was happening then an embryo would just be many, many cells that are all identical and you know that's not the case.

但如果仅是这样,那么胚胎就只有,许多一模一样的细胞,但实际不是这样

耶鲁公开课 - 生物医学工程探索课程节选

And just from this little section of the poem, you can see that the theme of a new kind of education and only that can remedy nature's defects, as Machiavelli calls them. It is this lack of strife, this long lack of strife, that makes people weak.

仅从这首诗的这一小部分中，你能看到一种提倡新型教育的主题,而且只有那样才能弥补本性的缺陷，如马基雅维利所称，正是由于缺少争斗，这种长时期的冲突匮乏，才使得人们变得软弱。

耶鲁公开课 - 政治哲学导论课程节选