Genesis is concerned to account for the origin of things and wrestles with the existence of evil, the existence of idolatry and suffering in a world that's created by a good god.

创世纪》被认为解释了万物的来源,试图解决罪恶的存在，盲目崇拜的存在以及这个受苦的世界,这是一个善良的神创造的。

耶鲁公开课 - 旧约导论课程节选

You might see them on the site and we just keep our operating expenses low so far and by doing that, we've been able to stay cash flow positive for basically the entire existence of the company.

在网站上可以看到,我们一直保持低成本运营，这样可以使得现金流的流入大于流出,自公司创办以来都是这样做的。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

Pick any two perpendicular directions Then the same entity, the same arrow which has an existence of its own, independent of axis, can be described by you and me using different numbers.

选取两个互相垂直的方向,这样同样的物体,同一矢量,并且是独立于坐标轴而存在的,可以被你和我用不同的数字来描述

耶鲁公开课 - 基础物理课程节选

The existence of that play shows to all of us just how seriously Socrates was taken by the greatest of his contemporaries and Aristophanes was along with Sophocles and Euripides and others among the greatest of the Greek playwrights.

这剧本的存在让我们所有人了解到,当代大师有多看重苏格拉底,包括亚里斯多芬尼斯,还有索夫克里斯,尤里庇狄思等大家,及其它伟大的希腊剧作家。

耶鲁公开课 - 政治哲学导论课程节选