要保存一件物品，必须知道它是如何制作的。

One must know how one object was made in order to preserve it.

youdao

他接受了，并花了四年时间亲自挑选每一件物品。

He accepted, and took four years to choose each object himself.

youdao

每一件物品都讲述了一个关于它们过去的关系的故事。

Each of the object shares a story of their past relationship.

youdao

An entry is made in the memo whenever an item, memo and an available size pair is considered.

每当选择一件物品和考虑，一种可行的方案时，都会访问。

麻省理工公开课 - 计算机科学及编程导论课程节选

So we put one item in the backpack 9 and we've got a value of 9.

所以我们在背包里放一件物品,而它的价值是。

麻省理工公开课 - 计算机科学及编程导论课程节选

So, it's the last item to consider.

所以这是最后一件物品了。

麻省理工公开课 - 计算机科学及编程导论课程节选