But this creates a problem — what if an object in the older generation references a younger object, which is not reachable through any other chain of references from a root?

但是这也带来一个问题——如果更老一代中的对象引用一个不能通过从根开始的所有其他引用链到达的更年轻的对象该怎么办？

youdao

This is a time when deficits are what we need, not a problem.

在这种时候，赤字恰恰是我们所需要的，并不是什么问题。

youdao

A result is not necessarily a problem, mistake, or bug, but be sure to evaluate each result in the list to determine what action, if any, you need to take.

一个结果并不必须是一个问题、错误或者漏洞，但是请确保评价列表中的每一个结果，决定您所需要采取的行动。

youdao

These are going to be fairly common-sense definitions, but they're important, and when you get to a problem set, really nailing down what the system is, not more, nor less, in terms of the amount of stuff, that's part of the system, it's going to be often very crucial.

这些是,很常识性的定义，但是很重要，当你要解决问题时，务必要搞清楚系统是什么，它包含多少物质，不能多也不能少，这往往,是非常重要的。

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But our ability to almost unilaterally determine what course of action we follow, whether it's for a financial problem or for a military problem, is not what it used to be.

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What I see is not a solvable problem the way the world works today.

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The jack knife is not sure what problem it is trying to solve, so it solves a lot of problems.

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