breathing side

基本解释

Your body roll tends to become poor on your non-breathing side and that leads to problems with the recovering arm swinging low over the water.
在你不呼吸的一侧，你的身体滚动变弱，同时会造成让你的回臂摆动在较低的水面位置这样的问题。
hnlm.net
Classically this is done every 3 strokes (counting both arms) so your breathing alternates from side to side. But equally it could be done every 5 or even 7 strokes.
这种换气典型的做法是每3次划臂（双臂共计）而你的呼吸从一侧转换到另一侧，但同样地也可以是5划甚至7划一换。）
xmuswim.com
When breathing to one side, every cycle, it's hard to extend fully to a long, streamlined position. Breathing every 3 strokes allows 2 strokes of unimpeded extension.
只是一边呼吸，你很难保持伸展的流线型。三下划水两面呼吸则可以让其中两下划水不受干扰地伸展。

Patients taking fake opiates after having been prescribed the real thing may experience the shallow breathing that is a side-effect of the real drugs.
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The pain is typically aggravated by twisting, bending from side to side, or deep breathing.
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