The movement of the bell is forward and back, not up and down, with the goal to project the force forward and to resist by grounding into your feet.

壶铃的运动是前后方向的，而非上下，要实现此目的需要将力向前延伸，并通过双脚抓地来抵抗向前的拉力。

youdao

You know, one famous tactic is--if you have an infantry force coming forward, you send tanks in it to break up the line of the infantry, so that you can defeat the infantry in that way.

最有名的战术是,如果有敌方步兵逼近,你把坦克派过去,破坏他们的步兵阵型,以这种策略对付步兵

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No matter how hard the wind was blowing, she kept flying, she kept struggling to fly, and it was Karen who was the force forward.

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"All I know is I've been asked to step up as acting chief in the interim and I'll do my very, very best to lead this force forward over the next few weeks and months, " he said.

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The feedback Chenoweth has received steels her belief that this exposure, however uncomfortable it might be for both participants and onlookers, is a force for forward motion.

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