So I'm not going to worry whether this item is a vase or a watch or painting I'm just going to say it's the n'th element.

所以我不用担心这个物品,是花瓶还是手表或者油画,我只要说这是第n个元素就好。

麻省理工公开课 - 计算机科学及编程导论课程节选

There's the vector, and again you'll see this in your handout, says I only took the first item.

你们同样可以在讲义上看到这个向量,意思是我只拿了第一种物品。

麻省理工公开课 - 计算机科学及编程导论课程节选

Can the body ingest this particular item and deal with it in a reasonable way and not have internal havoc occur?

营养能否被身体摄取,能否被适当的消化,不导致机体的紊乱

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选