This introduced an even larger sideways force and caused the ball to bend further.
这引入了更大的侧向力，并造成球路的进一步弯曲。
What this means for a football is that a slow-moving ball with a lot of spin will have a larger sideways force than a fast-moving ball with the same spin.
对足球来说，一个转速很高但球速慢的足球将比转速相同的快速球得到更大的侧向力。
They are reinforced to resist the sideways force exerted by the liquid in these containers.
加固后它们才能够克服这些容器中的液体所施加的侧力。
They are reinforced to resist the sideways force exerted by the liquid in these containers.
加固后它们才能够克服这些容器中的液体所施加的侧力。
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