That leads to faster heart beating and pupil dilation.

这会导致心跳加快和瞳孔放大。

But when the wind was silent an instant, Laura heard again that wild, shrill, fast- beating sound from the Indian camps.

但是当风停了片刻之后，劳拉再次听到印第安人营地里那种狂野、尖锐、快速跳动的声音。

And now I, sitting in the stern, could see, with a faster beating heart, Mill Pond Bank and Mill Pond stairs.

现在我坐在船尾，心跳加速，可以看到米尔池银行和米尔池楼梯。

You can see how hard the riders are working, how many watts their legs are generating and how fast their hearts are beating to do it.

你能看到骑手们的骑行状态、看到他们的腿产生了多少瓦的能量、以及他们的心跳有多快。