Look ahead naturally, not down at your feet, and scan the horizon. This will straighten your neck and back, and bring them into alignment.
让你的目光了指引你吧，自然看着前方，不要看着你的脚，也不要来回扫视，这样只会让你脖子和背部紧张，要让头部和你的脖子、背保持一条线，不要向前伸下颚。
Get your partner to lie in this position and look at their spine and neck - they should be in a straight line.
让你的伴侣以此睡姿躺好，观察他们的脊柱和颈部——它们应当是在同一直线上。
Will you look at the dirt on the back of your neck!
你能不能看看你脖子后面的泥！
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