More recently, breath-hold diving has become a competitive sport.
最近，屏息潜水已经成为一种竞技运动。
Elite breath-hold divers expect the limit to be extended to about 15 minutes before record-setting will level off.
在达到人类屏息极限之前，出色的潜水者有望达到15分钟。
Breath-hold diving often leads to hypoxia, elevated blood pressure, slowed heartbeat and other physiological changes.
屏息潜水经常发生缺氧，血压升高，减慢心率，以及其他生理功能的改变。
The coefficient of variation of left ventricular function indicators in breath-hold cine MRI measured is less than that echocardiography measured.
屏气电影MRI测量左室功能指标的变异系数均小于超声心动图测量左室功能指标的变异系数。
It is suggested that cerebral blood flow may increase during breath-hold, and that cold stimulation on face could cause diving reflex and then accelerate this increase.
屏气时脑血流增加，并且冷水对面部的刺激可诱发潜水反射，促进脑血流的增加。
Objective to compare the left ventricular function indicators measured with breath-hold cine MRI and echocardiography, and evaluate the accuracy and reliability of between two methods.
目的通过比较屏气电影MRI和超声心动图两种方法所测量的左心功能指标的变异系数，评价其对左室功能指标测量的准确性及可靠性。
Hold on a minute while I get my breath back.
稍等一下，让我喘口气。
She said she'd do it this week, but don't hold your breath!
她说她这个星期要干，不过你可别因此眼巴巴干等！
I can give you a quick summary of how whales hold their breath underwater.
我可以给你快速总结一下鲸鱼是如何在水下屏住呼吸的。
They hold their breath and dive deep for up to twenty minutes at a time.
他们屏住呼吸，进行一次长达20分钟的深潜。
I was thinking about it and I realized I don't understand how they hold their breath underwater.
我正在考虑这个问题，我意识到我不明白他们在水下是如何屏住呼吸的。
Maybe you hold your breath, or maybe you decide to skip the flick and go home to scrub your hands like you're Lady Macbeth.
你可能会屏住呼吸，或者打消看电影的念头，改成回家像麦克白夫人那样搓洗手。
If there was anything about whales and how they hold their breath, I missed it.
如果有什么关于鲸鱼和它们怎么憋气的信息，我一定是看漏了。
Beginning in 1998, she set nine world records and can hold her breath for six minutes.
从1998年开始，她创造了9项世界纪录，并能憋气6分钟。
When you're stretching, keep it gentle. Breathe freely as you hold each stretch. Try not to hold your breath. Don't bounce or hold a painful stretch.
在伸展时，要保持动作柔和，在保持伸展状态时自主呼吸，试着别去控制呼吸，不要做弹跳动作或者做会产生疼痛的伸展动作。
Deep breathing: Take a deep breath. Hold it, then let it out slowly.
深呼吸：深吸一口气，屏住呼吸，再缓慢呼气。
Continue to breathe throughout the exercise and don't hold your breath.
训练过程中持续保持呼吸不要屏气。
请闭气一下！
And so we hold our breath sometimes.
因此，有时，我们屏住呼吸。
但不要屏住呼吸哦。
People often hold their breath, or take in too much oxygen and hyperventilate.
人们往往会屏住呼吸，或吸入过多的氧气或换气过度。
If that is how long the world has to wait, we cannot hold our breath.
如果说这就是世界必须要等待的，那么我们将无法屏息以待了。
As for another full installment to the series, don't hold your breath.
对于这个系列的又一完整部分，千万别屏住呼吸。
I, for one, am not going to hold my breath.
我，举例来说，是不会屏息沉默的。
但是别抱太大希望。
Unfortunately, it seems that koalas can hold their breath indefinitely.
糟糕的是树熊似乎可以永远闭气。
Do not hold your breath if you have high blood pressure.
如果你有高血压请勿憋气。
Hold your breath for just a few seconds in this standing position.
在站立位置时，屏住呼吸几秒钟。
Hold your breath for just a few seconds in this standing position.
在站立位置时，屏住呼吸几秒钟。
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