pulse rate

基本解释

Smooching passionately for 90 seconds will elevate blood pressure and cause the pulse rate to go racing.
90秒鍾熱吻會陞高血壓、加速脈搏。
That would be enough to heat the core slightly and this heating would, in turn, accelerate the Cepheid’s pulse rate.
這將足輕微加熱內核，這種熱量會反過來會加快造父變星的脈搏頻率。
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Smooching passionately for 90 seconds will elevate blood pressure and cause the pulse rate to go racing. It will also increase the level of hormones in the blood, thus reducing life by one minute.
90秒鍾熱吻會陞高血壓、加速脈搏，還會增加血液中的荷爾矇，由此會導致生命縮短一分鍾。

"I liken this ratio, along with same-store sales, to taking a retailer's blood pressure, pulse and heart rate, " says Buchanan.
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Miss Leavitt found that the rate depends on the star's total light output (luminous Cepheids pulse more slowly than feeble ones) a discovery that allows them to be used for cosmic surveying.
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