When a person shares her feelings freely and openly like this, you might say she wears her heart on her sleeve, or on her clothing.

VOA: special.2010.07.11

If might be an image, a comparison, the finding of likeness between unlike things which is at the heart of metaphor and simile making.

也可能是一个意象，一个对比，在不同之物中寻找到的相同点,而这也是隐喻和明喻的内涵。

普林斯顿公开课 - 人性课程节选

So one way to do this might be to - if you're trying to treat a heart that has disease and usually it's disease in one of the coronary vessels or the blood vessels that serve the heart, that provide blood to the heart.

其中一种方法可以是--,比如你想治疗患病的心脏,病变通常发生在冠状动脉,冠状动脉为心脏服务,为心脏供血的

耶鲁公开课 - 生物医学工程探索课程节选

They might experience a burning sensation, increased heart rate, shortness of breath and headaches.

VOA: special.2009.06.23

However, you might have a change of heart based on what I tell you.

VOA: special.2010.07.11

I might even open up my heart to you and tell a secret.

VOA: special.2010.07.11

If this happens, I might think that you have a heart of stone.

VOA: special.2010.07.11

You might say,for example, that your heart was in your mouth when you asked a bank to lend you some money to pay for a new house.

VOA: special.2010.07.18

They might lose consciousness or even suffer a heart attack.

VOA: special.2009.07.14

"And that short,few-hour exposure is able to trigger a heart attack where they might not have had it for days or months,or never."

VOA: standard.2010.08.04