For example, if you want to take a step backwards, you can pick your front foot up first.

比如，如果你要往后退一步，你会首先抬起前脚。

youdao

In most cases, the back foot should be pointed away from the camera about 90 degrees, and the front foot should be pointed at the camera.

在大多数情况下，后脚应该和镜头成90度，前脚正对镜头。

youdao

Lifting your front foot first to take a step backwards will take you slightly off balance for a split second and that's all your opponent will need.

首先抬起前脚往后迈一步，这会让你瞬间失去平衡，这正是你的对手所需要的。

youdao

But the study found that barefoot runners generally land on the front or middle of their foot.

VOA: special.2010.02.03

That is, until Billy Bowden asked the third umpire for a front foot ruling.

BBC: Justin Langer column

Brokers typically value these properties by price per front foot, or the amount of beach frontage.

FORBES: Attention Larry Ellison: A $23 Million House On Billionaires' Beach Coming To Market

Chelsea saw out the half firmly on the front foot and had three further chances to take the lead.

BBC: Chelsea 2-0 Blackburn Rovers