The two variations of the dhanur-asana have to do with the method of breathing and the amount of arch of the back.

只有正确的呼吸方法才可发完成两种变化体式，完成背部伸展的极限。

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Back to the arch, this is the very first view of the arch when entering st.

回到拱门，这是从东边进入圣路易所看到的第一个景象。

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Eventually, you want your feet alignment to be so that a line drawn back from your front heel intersects the middle of the arch of your rear foot.

最后，你要你的脚正位，这样从前面的脚跟贯穿后脚的足弓呈一直线。

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United moved back ahead of arch-rivals Manchester City on goal difference but crucially have two games in hand as they maintain their bid to win a record 19th title.

BBC: Tottenham 0-0 Manchester United

From the top of the arch, you can gaze back at Sde Dov's single runway, the sweep of the rugged coastline and, on the horizon, the chic marina at Herzliya, the next town up the coast.

BBC: Cycling the Tel Aviv coast

Spurs look to end a winless run at the home of their arch-rivals stretching back more than 17 years.

BBC: Arsene Wenger wants respect for William Gallas