His only chance of survival was a heart transplant.

只有进行心脏移植，他才有望活下去。

《牛津词典》

A heart condition disqualified him for military service.

心脏病使他不符合服兵役的条件。

《牛津词典》

I've had a heart-to-heart with him.

我和他坦诚地谈了次心。

《柯林斯英汉双解大词典》

Masses of these monocytes leave the spleen in the event of an injury like a heart attack, wound,or infection.

VOA: special.2009.08.25

Here is as pacemaker and this pacemaker does the same thing that a heart pacemaker does, it generates periodic electrical signals.

它和心脏起搏器发挥的作用相似,发出周期性的电信号

耶鲁公开课 - 生物医学工程探索课程节选

For example, if you need to get a heart transplant,

例如，假设你需要心脏移植手术，

生物克隆是热点问题 - SpeakingMax英语口语达人

Her grandmother told the newspaper that she had "a heart of gold, " but was easily influenced by others.

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But he had a heart of gold and always took the side of the underdog.

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In the works: tests for kidney injury and sepsis, and a heart attack diagnostic test.

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