所以他根据事实推断，认为太阳中有一种元素在地球上还没有被发现。

So he put two and two together, and decided there was an element in the sun that hadn't been discovered here on the earth yet.

youdao

据预测，某个地方存在一种原子序数相同的元素，但它还没有被发现。

The prediction was that an element with the same atomic number existed somewhere, but it just hadn't been found yet.

youdao

我们甚至没有足够的钱来对这些发现进行分类；结果，它们再也不能被找到，变得难以接近，就像从来没有被发现过一样。

There is not enough money even to catalogue the finds; as a result, they cannot be found again and become as inaccessible as if they had never been discovered.

youdao

Nowhere in the Old or New Testament do we find the institution condemned, but frequently recognized and enforced."

我们在旧约和新约中都没有发现,奴隶制被谴责,相反的,它频繁地得到认可并强制执行"

耶鲁公开课 - 美国内战与重建课程节选