When we took the steps to the stage, because my skirt is too long for me, almost stepped on her skirt fell down, suddenly the whole person in the sweating, fast heartbeat of voice.

当我们走上台阶去舞台时，由于我的裙子对我来说太长，踩到裙子差点摔倒，顿时整个人在冒汗，心跳得快嗓子了。

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I was a little breathless and my heartbeat was bumpy and fast.

我有点上气不接下气,我的心跳不稳并且很快。

《柯林斯英汉双解大词典》

Rapid heartbeat met you, but could not you feel bad, dream of you time flies too fast, have you hope it is not a long wait.

遇到你心跳加快，不见你心情变坏，梦见你时间过得太快，拥有你但愿不是漫长的等待。

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Heat exhaustion may also produce a feeling of sickness, a fast heartbeat,breathing problems and pain in the head,chest or stomach.

VOA: special.2010.07.27

And labor, with accompanying pain, fast heartbeat and hormonal changes, "that's the most dangerous and challenging time, " Dr. Franklin says.

WSJ: Facing Lifesaving Heart Surgery, Twice

The government's watchdog NICE says patients with atrial fibrillation (AF), an erratic and sometimes fast heartbeat, can now have rivaroxiban instead of the existing drug warfarin.

BBC: New clot drug recommended to NHS for heart patients

If the heartbeat gets too fast, it will act to slow it down.

CNN: Cheney returns to work after implant