She saw the heart of a problem, and she knew whom to hold accountable.

她可以一眼看到问题的核心所在，并且知道谁应该对这个问题负责。

youdao

Being overweight increases the risk of having a heart problem.

超重会增加患心脏病的风险。

youdao

Heart disease is a worldwide problem and the leading cause of death among Americans.

心脏病是一个全球性的问题，也是美国人致死的首要原因。

youdao

So, many people have relatives they know of that have had to have their heart imaged -- heart disease is a major problem in the United States, and there's a good chance that they had Cardiolite given to them to help in that imaging process.

它被用在心脏成像中,很多人都有一些亲戚他们-,必须要做心脏成像，心脏病已经是美国的一个主要问题,而很有可能他们就要用到Cardiolite来成像。

麻省理工公开课 - 化学原理课程节选

While that was certainly the genesis of the problem, it hardly gets to the heart of a problem that seems to speak more to culture than execution.

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By one line of thinking, it should have been an easy case, because the patient was said to have died of an arrhythmia, a type of heart problem that Vioxx has not been shown to cause.

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At the heart of the problem is a lot of debt that really cannot be repaid.

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