This is my friend, long-time colleague, music librarian extraordinaire and professional French horn player, Eva Heater, who will demonstrate here-- Come on over here right in the center.

这位是我的朋友,长期共事的同事,音乐图书管理员,了不起的专业法国圆号手,伊娃·夕瑟,她将在此演奏,过来,站到中间来

耶鲁公开课 - 聆听音乐课程节选

So you want to think about his hoplite, when he has everything on and when the shield is in place, again let me sort of try to demonstrate this, he ought to be covered by some kind of defense from head to toe.

所以你们可以想象这样一个情景,一名士兵全副武装,盾甲齐备,我还是演示一下吧,他从头到脚,应该算是武装到牙齿了

耶鲁公开课 - 古希腊历史简介课程节选